Editing Iron(II) sulfate (section)

===Plant growth===
Iron(II) sulfate is sold as ferrous sulfate, a soil amendment<ref>{{cite news|url=http://homeguides.sfgate.com/use-ferrous-sulfate-lawns-83484.html|title=Why Use Ferrous Sulfate for Lawns?|access-date=14 April 2018 }}</ref> for lowering the pH of a high alkaline soil so that plants can access the soil's nutrients.<ref>{{cite web|url=https://www.sunset.com/garden/garden-basics/acid-alkaline-soil-modifying-ph|title=Acid or alkaline soil: Modifying pH - Sunset Magazine|website=www.sunset.com|date=3 September 2004|access-date=14 April 2018}}</ref>

In [[horticulture]] it is used for treating iron [[chlorosis]].<ref>Koenig, Rich and Kuhns, Mike: ''Control of Iron Chlorosis in Ornamental and Crop Plants''. ([[Utah State University]], Salt Lake City, August 1996) [http://extension.usu.edu/files/publications/publication/AG-SO-01.pdf p.3]</ref> Although not as rapid-acting as [[ferric EDTA]], its effects are longer-lasting. It can be mixed with compost and dug into the soil to create a store which can last for years.<ref name=Handreck>{{cite book|last=Handreck|first=Kevin|title=Gardening Down Under: A Guide to Healthier Soils and Plants|publisher=CSIRO Publishing|location=Collingwood, Victoria|year=2002|edition=2nd|pages=146–47|isbn=0-643-06677-2}}</ref> Ferrous sulfate can be used as a [[lawn]] conditioner.<ref name=Handreck/> It can also be used to eliminate [[Bryum argenteum|silvery thread moss]] in golf course putting greens.<ref>[https://www.gcsaa.org/docs/default-source/research-and-information/weeds/controlling-moss-in-putting-greens.pdf#page=2/ Controlling moss in putting greens by Cook, Tom; McDonald, Brian; and Merrifield, Kathy.]</ref>