EASY ROOT FEEDING FOR PALMS: The Jobe’s Root Feeder Spikes provide essential nutrients to palms through a fast-release formula. The spikes contain Nitrogen, Phosphate, Potash, Calcium, Magnesium, and Sulfur. The product is packaged in a bagged container. KEY FEATURES AND DETAILS: The fertilizer analysis is 10-5-10 (N-P-K). The product is not organic and is designed for multi-season use. It is not concentrated and comes in a 1 lb container.