- Greensand supplies a variety of nutrients to improve plant health
- Good source of potash, silica, iron oxide, magnesia, lime, phosphoric acid and 22 trace minerals
- Helps loosen heavy clay soil
Fertilize your roses with greensand to prolong their blooms next year. Roses and other flowers thrive on greensand because it supplies marine potash, silica, iron oxide, magnesia, lime, phosphoric acid and 22 trace minerals. It's also a boon for tomato lovers, because it has the vitamins and minerals that tomato plants need to produce abundant, intensely flavored fruit.