$10.50 Schultz Cactus Plus 2-7-7 Liquid Plant Food, 4-Ounce 2
$15.86 Dynamite 82170 Sun Bulb Cactus & Succulent Food, White
$14.49 Miracle-Gro Shake 'N Feed Palm Plant Food, 4.5 lb., Feeds up to 3 Months
$22.99 ($9.74 / Ounce) Noot Organic Plant Food Liquid Fertilizer with 16 Root Boosting Strains of Mycorrhizae. Works for All Indoor Houseplants, Fern, Succulent, Aroid, Calathea, Philodendron, Orchid, Fiddle Leaf Fig, Cactus. Easy to Use. Non-Toxic, Pet Safe, Child Safe. Simply mix 1 tsp per 1/2 gal. use every watering!