Phosphorus, a key ingredient in fertilizers, is running out. The world's food systems depend on phosphorus mined from limited reserves, yet much of what is applied to fields washes away, leaving soils ...

As many know, healthy, nutrient-rich soil supports a productive vegetable garden. Nitrogen (N), phosphorus (P), and potassium (K) are the key macronutrients required by plants for their growth. When ...

Instead of tossing banana peels, use the scraps as an eco-friendly gardening trick; they're truly underused nutrient powerhouses for plant growth.

For all its status as one of the three major plant nutrients, phosphorus gets little respect. Buried in the middle of the nutrient analysis on fertilizer labels (it's the "P" in N-P-K), phosphorus ...