Leonard Iron Chlorosis Tree Spikes, 5-3-3, 0.15

Fertilize and forget it! One application will feed those trees up to 12 months!

High quality, slow release micronutrient supplements in easy to use spikes! Spikes contain sulphur which aids in the uptake of all macro- and micronutrients.
Takes have specially designed caps so they are easily inserted into soft soil with a small mallet to the feeder roots for more nutrient uptake and less waste. Sold as a big box of 40 stakes or 10 stakes. One application lasts up to 12 months!