Vegetable plants need nutrients to produce a healthy crop. Learn how often and when to fertilize your vegetable garden based ...

Septoria Leaf Spot and early blight can cause black spots on tomato plant leaves. Learn the cause of these fungal diseases, how to treat them, and how to prevent black spots on tomato leaves.

The Plant Medic columnist Ricky Kemery says scrawny tomato plants might indicate soil has been depleted of nutrients.