PLANT AND FOOD FERTILIZER
Most plant foods replicate the carbohydrates and other byproducts plants naturally produce during photosynthesis and by recycling lost parts. … Give us a moment to catch our breath. That was a mouthful …
"Plants typically benefit from plant food during the active growing season, which is usually in the spring for most common house plants," Culter says. "Many common houseplants will do just fine with proper light and watering, but plant food does enhance and speed growth.”
Fertilizer refers to nutrients that plants obtain from the soil.
“Houseplants are usually in a state of suspended animation in the winter," Upham says. "Too much fertilizer can burn the roots. Don't fertilize at all between November and February unless the plants are under grow lights.”