Greensand () Used as a soil amendment and fertilizer, Micronized Super Greensand contains about 10% total potash (% soluble), along with iron, magnesium, silica and as many as 60 other slowrelease trace minerals. Improves plant health and increase the soil's capacity to retain water and nutrients permanently. Will also loosen heavy soils.
Greensand Organic (44lb) | Planet Natural
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