Q: Thanks to your previous advice I used an iron chelate, applied it to the soil in March, and got my plants to develop a dark green color rather than a yellowish-green color. A: There are many things ...

We may receive a commission on purchases made from links. The secret to a perfectly green lawn is an often-overlooked nutrient -- iron. Unlike nitrogen-heavy fertilizers that promote rapid growth at ...

Waste products like coffee grounds and eggshells are widely used to improve soil health, but there are some more unconventional fertilizers that could help.