Feeding your evergreen trees can help them be what evergreens should be: gorgeous, strong, and vibrantly coloured. Nourish them all season long with Miracle-Gro Evergreen Plant Food Spikes 12-6-12. These spikes deliver essential nutrients above the soil, and feed beneficial microbes below the soil, too. Ready to use, there’s no mixing, measuring, or mess. For best results, use both Spring and Fall to fertilize evergreen trees. Seal and store unused spikes in a dry place. 10 spikes per package.