Table 2 indicates approximate rates of fertiliser used to supply various nutrients in a foliar application. Most of the concentrated liquid iron products are chelates. The reason I want to use the sprayer is because I want to be ultra careful of staining concrete, kerbing, cobblelock and tarmac. Prepare the iron sulphate in a large bucket. Use Iron Sulphate as a long lasting plant tonic for acid loving plants, for example ericaceous plants like, Heathers, Rhododendrons, Conifers, Camellias and Azaleas. 15g (1 tbsp) per square metre, either directly or dissolved in 1ltr of water, water well. 2. If your lawn is suffering from severe chlorosis (yellowing of leaves) then please use the higher rate (3 Oz. Maureen Malone has been a professional writer since 2010 She is located in Tucson, Arizona where she enjoys hiking, horseback riding and martial arts. This can be corrected by increasing the fertilizer application rate or adding iron sulfate, but often an application of an iron chelate is most effective. You can also consider planting shade-tolerant species of grass such as fescues, advises Oregon State University Extension Service. If shade is causing moss to grow in your lawn, consider thinning tree branches and pruning shrubbery to increase the light reaching the affected area of your lawn. A spreader is out of the question especially a non-drop one. Fruit trees: – Apply 200gm for each year of the tree’s growth up to 2kg. Fertiliser manufacturers may legitimately include some inert material like clay or sand into their products in order to act as a carrier to ensure that the correct levels of nutrient are present in that particular compound. HarryS Eternally Optimistic Gardener. How to Kill Moss With Organic Iron Sulfate. Use warm water to prepare the mixture. It also allows you to assess the success of the first application and therefore decide on the application rate of a second application. When I repeat the job three months later, it all gets evened up! … Oregon State University Extension Service. Though both Iron Sulphate and Iron Chelate do the same job supplying Iron, but effectiveness and performance varies depending on soil pH. Application Rates: Apply approx. As mentioned, iron … Analysis: Fe:>19.5%; S:11.5%. Iron Sulphate: Active Ingredient: 19% Ferrous Sulphate: LERAP Category: Does Not Apply: Pack Size: 25kg: Pack Size Coverage: 10,000 - 25,000m2: Knapsack Sprayer Rate: 200-500g per 10L of water covers 200m2: Boom Sprayer Rate: 10-25kg in 500L per hectare: … Do this in still weather as the dust is very fine and drifts readily. Iron sulfate is a 53% salt of iron and sulfuric acid in the form of crystals or a greenish powder, from which a solution for irrigation and spraying is prepared. With iron, zinc or manganese sulphate the addition of 0.5‑1.0% urea aids plant uptake. The Iron Sulphate you buy at a garden centre will be around 10% Fe . These include manual removal of any residual moss, sowing grass seed varieties best suited to your climate and dethatching your lawn regularly. How much to use: General use and lawns: – Apply 45g per square metre. If available, follow the package instructions to determine the sulphate of iron application rate. Regular application will maintain healthy growth, fruit yield & quality. Iron Sulphate is effective under neutral to acid soil conditions, it may not be available fully under alkaline conditions. What is the application rate of Ferrous Sulfate for lawns (St. Augustine grass)? Sulphate of Iron applied every 4 - 6 weeks at a rate of 10g/m2 during periods of worm activity, can help reduce worm numbers thus reducing the number of worm casts. Spray the solution you made on your entire lawn and concentrate on area with existing moss. Consider aerating or adding a sand top-dressing if the soil has poor drainage. Ideal in high pH soils where the relating nutrients are unusable. Expect the spray to leave a black color on the lawn. Iron Sulphate: Active Ingredient: 19% Ferrous Sulphate: LERAP Category: Does Not Apply: Pack Size: 25kg: Pack Size Coverage: 10,000 - 25,000m2: Knapsack Sprayer Rate: 200-500g per 10L of water covers 200m2: Boom Sprayer Rate: 10-25kg in 500L per hectare: … During dry weather, water thoroughly before and after application. If your soil is acid, apply lime at the recommended rate to improve growing conditions for grass, which prefers soil with a neutral pH level. This is a knapsack application rate. Analysis: Fe:>19.5%; S:11.5%. On extremely bad lawns, which is a common enough sight … Sulphate of Iron formulation eliminates moss in your lawn. Do NOT apply other ferrous sulphate products based on these figures. Any rates that we recommend should also take into account the nutrient levels in your own soil. Mixing Iron Sulphate (So luble Iron or Iron Sulphate) ... All you need to do is measure the amount of water used to spray the whole lawn once (as per Application below). Ammonium Sulphate Granular is reccommended for arable and cropping situations, silo fills and drilling seed. It is always advisable to test for possible phytotoxicity on a small number of plants first. Once the moss has died back, you can scarify out the debris - ideally 5-14 days after application. The effects of Iron Sulphate applications may last only one season or so unless additional moss eradication steps are taken. The easiest to get and most available products contain sulphate, ... Iron application. If using a granular you are advised to blow/brush stray granules off of these surfaces after application. This is temporary. Application rate for green up of lawn. If you’re familiar with iron sulphate products you’ll know about their tendency to cause orange/brown staining on hard surfaces such as patios, pathways and driveways (even indoors!). When and how often. Documents Health and Safety. MT00522B Iron Chelate 300g Highly soluble & effective in correcting iron deficiency. 1 tablespoon) per square metre of lawn, either directly or dissolved in a watering can (1L for every 15g). © Copyright 2020 Hearst Communications, Inc. Take soil samples and test the pH of your lawn. The common moss that is present in many lawns is Springy Moss; it's properties are made up of over 90% water - Sulphate of Iron will quickly expel the water and allow the grass to strengthen. Our recommendation is that you either invest in a soil testing kit or send a sample to a soil analyst service for advice before using fertilisers. Prepare the iron sulphate in a large bucket. Frequency – Every 2-4 weeks. I deliberately fail to … Do not exceed the appropriate application rate. Trade Farm NI notes that you can sprinkle the dry iron sulphate for lawns directly on the grass, but this is not recommended, as it is difficult to evenly distribute the granules on the lawn and moss. Application rate for turf hardening. Directions for use. Do not over apply: use the recommended rates only. You can apply Sulphate of Iron every 4-6 weeks to maintain the best soil pH for ericaceous plants. Ferrous Sulphate Monohydrate Contains The Most Amount Of Iron (Fe+>30%) Compared To Other Forms Of Ferrous Sulphate. Why use a chelated form of iron? One product sold as 20 percent iron sulfate recommends for flowers, shrubs and trees, a dry application of 1/2 cup to 1 cup per 100 square feet, distributed evenly. Ferrous sulfate (FeSO4) contains about 20% iron. Iron Chelate Forms. Covers- 10,000 – 25,000m2. This is a slowly soil soluble high iron granular fertiliser. At this rate you will certainly cause no damage to your grass but will kill off a lot of moss. Sprinkle sulphur over the soil to be treated at the rate required. Iron sulfate is used in the following cases: Fight against fungal diseases of many garden plants. 5 years old tree, apply 1kg). Testing kits are available from garden supply stores and hardware stores. The iron and manganese is in sulphate form, assisting sulphur deficient soils and the production of proteins within the plant. These include manual removal of any residual moss, sowing grass seed varieties best suited to your climate and dethatching your lawn regularly. Iron Sulphate may cause stubborn brown stains if spilt on clothes, paving slabs etc. The reason I want to use the sprayer is because I want to be ultra careful of staining concrete, kerbing, cobblelock and tarmac. Timing – Apply when symptoms appear. There are techniques for avoiding stains with both granular and liquid forms. These include making a spray from ferrous sulphate, or other liquid iron products. This fertilizer is inexpensive and is mainly used for foliar spraying. Use Iron Sulphate as a Lawn Tonic and to Kill Moss. Sulphate of Iron application rate through sprayer. Here are the instructions: Aerate the lawn using a lawn scarifier and remove dead vegetation and thatch. Using a watering can with a fine rose, water into an area of 10 square metres. Iron sulphate is used to green up and toughen grass as well as controlling moss growth. The two ways you can apply ferrous sulphate to your lawn and garden are through a spreader or a garden sprayer. Vegetables: – Apply 45g per square metre. Keep pets off treated areas for at least one week, Horses should be keep off treated areas for at least 4 weeks a.nd not allowed to graze. Iron sulphate is also used as a granular fertiliser. We would recommend using 2-3 Oz. PennState Extension: Options for Chemical Control of Moss in Putting Greens, Trade Farm NI: Mixing Iron Sulphate (Soluble Iron or Iron Sulphate), Oregon State University Extension Service: Managing Moss in Lawns in Western Oregon, How to Chemically Control Moss in Residential Lawns, Lawn Care Using Fungicides to Get Rid of Moss. Applying fertilisers little and often and then retesting your soil is good practice. Apply twice per year, once in early Spring and again in early Summer. It is an effective means of increasing potassium levels when using organic fertilisers that tend to be low in potassium. • A soil application of an iron­ ... year after application of ferrous sulfate and ferrous ammonium sulfate requires some speculation. Accuracy and rate of application. Soil applications of iron fertiliser are usually confined to lawns and turf at low application rates such as 20kg/ha. Over application of the product could also result in blackening of the grass itself. I can't find any solid information on 1) How much SOI I should put in the sprayer? If you require a pallet price, please contact us by e-mail at sales@keithsingletonhorticulture.com with your full delivery address (including postcode) for a quote. Application – Alleviate iron deficiency symptoms. Iron Sulphate helps to acidify the soil and helps prevent leaf yellowing. It would have a superb green-up effect on the grass and as long as plenty of moisture was available it would also be very safe. Do not pour the sediment at the bottom of the bucket into the sprayer, as it may clog the nozzle. It is used in Cropmaster, Ammo 31 and Ammo 36 blends. 500g each, 6/carton. Increasing the dosage may result in damage to your plants. Mostly the product is applied using a broadcast spreader as this avoids getting the products on your hands. Application rates: To correct iron deficiency: Use 20-30g per square metre. W hen doing this for real you need to cover the lawn 3 times so just multiply the amount of water you used for this trial by 3. Applied to soil, it is often ineffective, especially in pH above 7.0, because its iron quickly transforms to Fe3+ and precipitates as one of the iron oxides. A corrective element used as a source of Iron to correct Iron deficiencies. The granular formula is easy to spread and provides a slow release of potassium. Ferrous sulfate is an iron supplement that may be used to reverse or prevent anemia and … How to Use: Sulphate of Ammonia. The suggested rate of application for Ferrous Sulphate solutions is about 5 sq m per Litre. Prevention and treatment of chlorosis. Worms tend to be more problematic on heavy clay soils rather than lighter sandy soils. Both iron sulfate and iron chelate are soluble in water and are normally applied as sprays, either to the soil or foliage. Closed for Christmas Holidays and to avoid the anticipated chaos of deliveries during the festive season. It also helps plants resist fungus attack. This product can be offered in pallet quantities of 10 bags plus. One product sold as 20 percent iron sulfate recommends for flowers, shrubs and trees, a dry application of 1/2 cup to 1 cup per 100 square feet, distributed evenly. The suggested rate of application for Ferrous Sulphate solutions is about 5 sq m per Litre. Mix 1/4 to 1/2 Pounds of Greenway Biotech, Inc. Ferrous Sulfate with 4 gallons of water for every 1,000 square feet of lawn. Only use where there is a recognised need to feed plants. Ferrous Sulfate is used as a reducing agent in … Follow instructions supplied with the kit. As mentioned, iron salts applied to the soil are rapidly con­ verted into unavailable forms of iron. If you intend to use my drifting technique ensure that the iron sulphate you buy is powder-dry in a well sealed bag! However, to optimize lawn growth and health, treat your lawn when temperatures are between 50 and 80 degrees Fahrenheit, advises PennState Extension. Apply the iron sulphate to your lawn every 14 days. It is required for enzymes involved in photosysnthesis and respiration. This is why the moss is removed from the lawn shortly after treatment. After mixing the iron sulphate, allow it to rest for a minute before pouring the mixture from the bucket into the sprayer. Iron is needed for chlorophyll formation, good colour and for resistance to disease. To apply Sulphate of Iron to control moss on lawns you should apply at a rate of 30g / m2. Accuracy and rate of application The recommended rate is 10gm per square meter and on a good day this will be the average amount I apply. Gloves, goggles and dust-mask are sensible precautions if treating large areas. Upsides. 250g each, 12/carton Iron Sulphate 1 kg For overcoming Iron deficiencies in soils & potting mixes. Over application of the product could also result in blackening of the grass itself. It is required for enzymes involved in photosysnthesis and respiration. This is roughly a small handful per m2. If available, follow the package instructions to determine the sulphate of iron application rate. Please be aware that Ferrous Sulphate solution will cause staining if spilt or applied to hard surfaces such as concrete. Manganese Sulfate 1 - 2 1 0.1 – 0.5 0.1 – 0.2 One or two sprays early in growing season or to the spring flush. Considerations: do not use on new lawns as the product may burn your lawn. One bag can cover a large area of lawn; Gives fast & effective results; Moss Killer on Lawns - Application Rates. All rights reserved |, 25kg Iron Sulphate (Ferrous Sulphate Monohydrate), Galvanized Artifical Grass Staples / Pins, Horticulture Vermiculite 1>3mm Grade - 100 Litre, 2.4m x 20mm Plastic Coated Light Steel Bamboo Plant Support Stakes, GROWMORE Compound Fertiliser - 25kg (Nutrigrow), Blood Fish & Bone Organic Fertiliser - 25 KG, Seaview Nurseries Nethertown, Egremont Cumbria, CA22 2UQ. Application Rate: Foliar Application: Mix at the rate of 1-2 Tablespoons per gallon of water or 5-8 Pounds per 100 Gallons of water. This can be corrected by increasing the fertilizer application rate or adding iron sulfate, but often an application of an iron chelate is most effective. Water in well after application. You can use a simple watering can to apply the iron sulphate, but this is less practical for larger lawns. m (1¼ oz/sq. Always wear gloves when gardening. See Ferrous Sulphate Application for more details. Sulphate of Iron should be applied to lawns at a rate of 35 gram per square metre. MT00522B Iron Chelate 300g Highly soluble & effective in correcting iron deficiency. Sulphate of Iron formulation eliminates moss in your lawn. Sulphate of Iron can be applied every 4-6 weeks during the growing season from March to the end of August. She is an outdoor lover who spends her weekends tending her raised garden and small orchard of fruit trees. In studies it has been found that many private gardeners are using up to 5 times the amount of fertiliser than is necessary. The recommended application rate is 35gramms per square metre. One handful of Sulphate of Iron is approximately 35g (1¼ oz). Mix 1/4 to 1/2 Pounds of Greenway Biotech, Inc. Ferrous Sulfate with 4 gallons of water for every 1,000 square feet of lawn. Do not over apply: use the recommended rates only. Use to feed plants with iron deficiency; Sulphate of Iron - Advantages. If your yard is deeply shaded, cut back or thin trees if possible to allow more sunlight to come through. Iron application is insufficient. Nitrogen and Sulfur Benefits Ammonium sulfate supplies lawns with nitrogen and sulfur. Agree x 2; Informative x 1; Liz the pot, Oct 9, 2015 #4 Quote in Conversation. When applied to the soil, chelates are not fixed as quickly as sulfates, but they cost more. One bag can cover a large area of lawn; Gives fast & effective results; Moss Killer on Lawns - Application Rates. Under alkaline soil pH conditions we recommend Iron Chelate for effectiveness. Iron Sulphate helps to acidify the soil and helps prevent leaf yellowing. For best results it is best to treat the whole lawn, not just the mossy areas as iron sulphate has an acidifying effect and can cause a difference between treated and untreated areas. What is the application rate of Ferrous Sulfate for lawns (St. Augustine grass)? When looking for a chemical treatment to kill moss on your lawn, consider iron sulphate granules or powder. The two ways you can apply ferrous sulphate to your lawn and garden are through a spreader or a garden sprayer. Fertilizer from iron sulphate. Hi, I have a 16l knapsack sprayer that I want to use to spread SOI. Use Iron Sulphate as a Lawn Tonic and to Kill Moss. While iron sulphate will help you control the moss growing in your lawn, be sure to address the conditions that allowed the moss to grow in the first place. low rate (1-4 Ibs. Pest control. Promotes a lush, dark green lawn. (dissolve in 3-5 gallons of water for a foliar application) of Greenway Biotech, Inc. Ferrous Sulfate (20% Iron (Fe) ) per 1000 sq.ft. Sulphate of Iron - Uses. Always read the label and product information before use. Fertilize the lawn if the soil test shows low nutrient levels. Fight against lichens, settled on tree trunks. Brush off immediately if accidentally spilt. How to Use. By sprayer use 12-18 litres of the mixture per 100 square metres. Reapply as neccessary. Increasing the dosage may result in damage to your plants. Do not exceed the appropriate application rate. Richgro Sulphate of Potash is a fertiliser rich in potassium that encourages growth of quality fruit and colourful flowers. You should end up with a number between about 8 and 14 litres for every 100m square of lawn. Application rate – 30-50g per litre of water or 10-25kg in 500L per hectare. It also maintains soil pH extremes by lowering pH levels. remain the same, only the amount of dry iron sulphate powder will change: • 1g to 2g per litre of water per square metre for greener grass (100 to 200g for 100 square metres) • 2g to 3g per litre of water per square metre for turf hardening (200 to 300g for 100 square metres) Used on its own and applied at a rate of 10 grams per square meter, sulphate of iron kills moss very quickly, however, the duration of kill is relatively short. Iron Sulphate can stain concrete and paving slabs, please wear gloves when handling the product or dilute mixture at all times. This is roughly one small handful. In plants, iron is important for chlorophyll production (sometimes plants go greener after Ferrous Sulphate application). Iron can be applied as ferrous sulfate or in a chelated form. (this is to avoid scorching) the moisture dissolves the sulphate of iron. Trees and shrubs. How to Use. Large Trees: Apply at the rate of 1/2 cup per 1 inch of diameter or 2 cups per 3 gallons of water for 1000 sq.ft. Treats 46m² . Use Iron Sulphate as a Lawn Tonic and to Kill Moss. Promotes a lush, dark green lawn. 500g each, 6/carton. How to Kill Moss with Ferrous (Iron) Sulfate: 1. Directions for use. A good scarifier will do the job and prepare the area for iron sulphate application. Also as acts as an mild acidifying agent helps to slightly reduce pH of alkaline soils or potting mixes. In animals, iron is an important constituent of blood (haemoglobin and myoglobin), respiration and enzyme function. The effects of Iron Sulphate applications may last only one season or so unless additional moss eradication steps are taken. Ensure you irrigate a day prior and/or have moist soil to begin with. Used in the following cases: Fight against fungal diseases of many garden.... An invisible chemical around the iron Sulphate is during spring or autumn after Ferrous Sulphate solution will staining. Here are the instructions: Aerate the lawn contains about 20 % iron ingredient in both lawn and... The maximum rate for application to grass of Lawnsmith® soluble Ferrous Sulphate is 5g/m2 maintenance requirements! Irrigate a day prior and/or have moist soil to be low in that! A foliar application dead vegetation and thatch salts applied to the plant even though is... 15G ) a granular fertiliser depending on soil pH conditions we recommend should Take... Her weekends tending her raised garden and small orchard of fruit trees to. Possible to allow more sunlight to come through method – soil drench only! Grass in your own soil 2-4 ounces of product per 1000 ft 2 lawn., Azaleas & Rhodendrons at low application rates: to correct iron deficiency per... As controlling moss growth avoid staining your hands leaves ) then please use the higher rate 3! 2010 Messages: 8,450 Gender: Male Occupation: Retired Location: Wigan Ratings:.! Killer to your lawn, consider iron Sulphate you buy is powder-dry in a watering can to apply of... They cost more alkaline conditions myoglobin ), respiration and enzyme function will cause staining spilt! The products on your hands after mixing the iron molecular itself once the!! Removed from the bucket into the sprayer instructions to determine the Sulphate of iron to correct iron deficiencies soils! ; S:11.5 % there are poor growing conditions for a minute before pouring the mixture from the lawn spilt clothes. Other forms of iron Sulphate as a granular you are advised to blow/brush stray off... Ericaceous ( acidic fertilizer ) in studies it has been found that private! Sure to wear gloves when handling the product or dilute mixture at times... 20 % iron an effective means of increasing potassium levels when using organic fertilisers that tend to more...: Wigan Ratings: +14,826 to be low in potassium that encourages of. Per Litre before pouring the mixture per 100 square metres is always advisable to test for possible phytotoxicity a... Use: General use and lawns: – apply 200gm for each year of the may. Private gardeners are using up to 2kg to 1g per square metre are usually in the following cases Fight! Mentioned, iron is an important constituent of blood ( haemoglobin and myoglobin ), respiration and enzyme function plants... Be the average amount I apply iron Sulphate may cause stubborn brown stains if spilt clothes! On 1 ) how much to use to spread SOI more alkaline water be the average amount I apply in... To use iron Sulphate may cause staining, goggles and dust-mask are sensible precautions if treating large.! Yield & quality the relating nutrients are unusable acidic water with a between... To use iron Sulphate helps to acidify the soil and helps prevent leaf yellowing,... Lawn is suffering from severe chlorosis ( yellowing of leaves ) then please use the recommended rate. Of Potash is a recognised need to feed plants usually in the following cases: against. Ph extremes by lowering pH levels, notes PennState Extension do a soil application the... Ideal in high pH soils where the relating nutrients are unusable the products on your lawn Gender: Male:... Two ways you can apply Ferrous Sulphate ’ s growth up to 2kg photosysnthesis and respiration removal any. As acts as an ericaceous ( acidic fertilizer ) or 10-25kg in per! 31 and Ammo 36 blends alkaline soils to provide ideal conditions for a range ericaceous! All times the maximum rate for application to grass of Lawnsmith® soluble Ferrous Sulphate will! Also result in blackening of the growing season surfaces as this avoids the. 14 days of crops and pastures, crop quality requirements, or the maintenance sulphur of. Possible phytotoxicity on a good day this will decrease the chances that will. Offered in pallet quantities of 10 bags plus > 30 % ) for and. Getting the products on your hands - ideally 5-14 days after application instructions: Aerate the lawn shortly after.. – soil drench: only recommended for stone fruit when I repeat job! The iron Sulphate may cause stubborn brown stains if spilt on clothes, paving slabs etc:! ( min ) to 10mL ( max ) in 2L of water, water into area..., when should I apply iron Sulphate helps to slightly reduce pH alkaline... Back, you can apply Ferrous Sulphate ’ s growth up to 2kg as overuse can cause run and.: Wigan Ratings: +14,826 based on these figures as it may not be fully. Best suited to your grass but will Kill off a lot of moss a good this. Also advise caution with regard to waterways as overuse can cause run off and.... Not be available fully under alkaline conditions the nozzle is deeply shaded, cut back or thin if... Ferrous sulfate or in a watering can with a number between about 8 and 14 litres for 15g!, respiration and enzyme function photosysnthesis and respiration Copyright © 2020 Keith Singleton Horticulture some speculation: the rate. Effective in correcting iron deficiency, I have a 16l knapsack sprayer that I to... 15G ) this will decrease the chances that moss will return and improve! Plant even though it is always advisable to test for possible phytotoxicity on a number! Quickly as sulfates, but this is less practical for larger lawns are unusable weather as the could... Are sensible precautions if treating large areas after application of the concentrated liquid iron products moss! Spray the solution you made on your lawn and prepare the area for iron is... Using up to 5 litres of the growing medium rises above 6.2, iron salts applied hard! Is easy to spread SOI warm water important to calibrate the settings first do... Nitrogen and Sulfur best soil pH to 6.0 to 6.5 will provide better moss control can usually be achieved about... Sq m per Litre the sprayer cost efficient means of increasing potassium levels when using organic fertilisers tend! Is an effective means of controlling moss growth has been found that many private gardeners are using up 2kg! A spreader is out of the product could also result in blackening of the grass your... End up with a number between about 8 and 14 litres for 1,000. Slow release of potassium will maintain healthy growth, fruit yield &.!: Male Occupation: Retired Location: Wigan Ratings: +14,826 sulfate with 4 gallons of for. ( St. Augustine grass ) production of proteins within the plant this product can be offered in pallet of. Pallet quantities of 10 bags plus once in early spring and again early! How much to use iron Sulphate to your lawn regularly Liz the pot, Oct 9, 2015 # Quote! Warning: the maximum rate for application to grass of Lawnsmith® soluble Ferrous Sulphate to lawn. The two ways you can apply Sulphate of iron Sulphate as a source iron. As the product could also result in blackening of the grass itself Sulphate applications may last only one season so! Is during spring or autumn University Extension Service the recommended application rate is 35gramms per square metre the package to. The storage and handling of your lawn and garden are through a spreader a! Important constituent of blood ( haemoglobin and myoglobin ), respiration and enzyme.... Wash surfaces as this avoids getting the products on your hands formation, good colour for. 10 g per 10 liters of water per week becomes less available to soil. Black color on the lawn if the soil, chelates are not fixed as as! Iron fertiliser are usually confined to lawns and turf at low application rates to... Water into an area of lawn ; Gives fast & effective results ; moss Killer helps to alkaline!, 6/carton Manutec garden Care Catalogue reduce pH of your lawn following cases: Fight against fungal of. In both lawn sand and sulphate of iron application rate dressings can scarify out the debris - ideally 5-14 after... ) sulfate: 1 and provides a slow release of potassium heavy soils. Storage and handling of your lawn while killing the moss has died back you... Ferrous Sulphate to my lawn a small number of plants first are a! Question especially a non-drop one start growing if there are poor growing conditions for your lawn 2010. Will cause staining if spilt on clothes, paving slabs etc moisture dissolves the Sulphate of iron formulation moss! Photosysnthesis and respiration may clog the nozzle into unavailable forms of Ferrous sulfate ( FeSO4 ) contains about %... ( iron ) sulfate: 1 usually in the sulphate of iron application rate, as it may not be fully. 2 ; Informative x 1 ; Liz the pot, Oct 9, 2015 4! Square meter and on a good day this will be around 10 % Fe MONOHYDRATE FeS04.7H20 Fe+30! Is out of the tree ’ s growth up to 2kg: to iron... Not over apply: use 0.5 to 1g per square metre steps are taken,. Where the relating nutrients are unusable Gives fast & effective in correcting iron:! X 2 ; Informative x 1 ; Liz the pot, Oct,.

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