Amazon has the Miracle-Gro Tree & Shrub Fertilizer Spikes – 12 PK for only $5.40! (Reg. $10) This has awesome reviews. The Easy-to-use Spikes release nutrients directly into the root zone to help promote strong trees and shrubs. Keep in mind, Amazon pricing can change at any time! Don’t wait to purchase this deal or it might be gone when you come back!

This item will ship free for all Amazon Prime members. Or, regular members can score free shipping by adding $25 or more worth of eligible items to your cart. You can get a 30-day free trial of Amazon Prime here.