Jobe's Fern & Palm Fertilizer Spikes, 16-2-6 Time Release Fertilizer for Indoor Palm Plants, 30 Spikes per Package Pre-measured time-release fern and palm fertilizer spikes nourishes at the roots; For indoor palm plants Easy to use fertilizer spikes; No wasteful runoff, no mess, hazards or smells Continuous supply of nutrients below the surface, where the active roots are growing Jobes spikes feeds for 2 months; Provides ferns and palms with continuous slow-release nourishment at their roots Guaranteed fertilizer analysis: (16-2-6) 30 spikes per package