Mildew (Gray)

Question

My tomatoes have yellow spotted leaves. My cucumber plants have gray colored leaves (looks like mildew) and my zucchini plants have leaves that are yellowish and some gray.

Answer 1

Here are some articles that you may find helpful: https://www.gardeningknowhow.com/edible/vegetables/tomato/yellow-tomato-leaves.htm
https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htm