Give your acid-loving plants the nutrition they need with Jobe's Spikes Azaleas, Camellias & Rhododendrons Root Feeder 10-Pack. Stick these fertilizer spikes directly into the ground for mess-free application and more efficient nutrient delivery. Get consistent, long-lasting results with the pre-measured 9-8-7 NPK ratio fertilizer. Enjoy bigger and longer-lasting blooms from your plants. Forget about the hassle of mixing and pouring liquid fertilizer. With Jobe's Spikes, it's easier than ever to give your acid-loving plants the nutrition they need for healthier blooms.