You want your garden to look its best, which often means applying fertilizer. The rules are different for annual plants and perennials, which makes it challenging to know what to fertilize, and when.
While annuals must be replanted yearly, perennials come back every spring. This means their planting bed must contain all the nutrients they need for long-term growth without overwhelming the plants. It can be a tricky balance that stimies many gardeners.
Here’s a guide to understanding the fertilizer needs of perennials to give them the best shot at success.