Gardening Guides
Clear answers to the questions every gardener asks, from how often to water to what the numbers on a fertilizer bag mean.
How to Water Houseplants Correctly
More houseplants die from too much water than too little. Check the soil first, water thoroughly, and let the pot drain.
Full Sun, Part Shade and Indoor Light Explained
Plant labels use a small set of light terms. Here is what each one means in hours of sun, and how to measure your own space.
USDA Hardiness Zones Explained
A hardiness zone tells you how cold your winters get, and so which perennials, shrubs and trees can survive them.
Houseplants That Are Safe for Cats and Dogs
Some popular houseplants are harmless to pets and some are not. These are the ones you can grow without worry, and the ones to keep out of reach.
How to Repot a Plant, Step by Step
Repotting gives roots fresh soil and room to grow. Most houseplants need it every one to three years, and spring is the best time.
Why Plant Leaves Turn Yellow and How to Fix It
Yellow leaves are a symptom with several possible causes. The pattern of yellowing and the state of the soil tell you which one you have.
Fertilizer Basics: What N-P-K Numbers Mean
The three numbers on a fertilizer label tell you what is inside. Once you can read them, choosing and using fertilizer is simple.
How to Start a New Garden Bed
A new bed succeeds or fails on its site and soil. Spend most of your effort there, and planting becomes the easy part.