Medicap 25-Pack FE Systemic Iron Tree Implants for Control of Iron Chlorosis， 3/8-Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Fast green-up for iron deficient trees</li><li>One treatment lasts 2 to 3 years</li><li>10 implants will treat a 14 inch diameter trunk</li><li>Tools required to treat: tape measure， cordless drill with 3/8 inch bit， hammer and bolt or dowel rod</li><li>Ready to install - no measuring of chemicals</li></ul></div><img src="http://ecx.images-amazon.com/images/I/615pyqpTz6L.jpg" noproxy>