Pests, Diseases & Plant Health
All Just Planters guides in the Pests, Diseases & Plant Health category.

Powdery Mildew and Leaf Spot: A Simple Guide
Two very different diseases get treated the same way, badly. Learn to tell powdery mildew from leaf spot, why each one starts, and what actually stops

Dealing With Mealybugs: A Beginner's Battle Plan
Mealybugs hide in leaf joints and on roots, which is why they keep coming back. Here is a realistic plan built on spot treatment, thorough inspection,

Spider Mites 101: Detection and Safe Treatment
Spider mites are nearly invisible until the damage is done. Learn to read stippling and webbing early, and treat with washing, soap, or oil without hu

The 6 Most Common Houseplant Pests and How to Spot Them
Six pests cause most indoor plant trouble. Learn exactly what each one looks like, where it hides, and the simple weekly inspection routine that catch

Are Your Houseplants Toxic to Pets? What to Check
Several of the most popular houseplants are toxic to cats and dogs, and a few are genuinely life threatening. Here is how to check, and exactly what t