Plant Fertilizer Guide for Houseplants
You do not need to memorize fertilizer chemistry to feed houseplants well. You need three answers: is the plant actively growing, how often should you feed it, and what warning signs mean you should stop? If you’ve been watering faithfully for months but the new leaves are smaller, the color looks washed out, or older leaves are yellowing one by one, fertilizer may be part of the fix. If the tips are turning brown, leaves are curling, or the soil has a white crust, more fertilizer may be exactly the wrong move. ...