Medicap FE FE1210 Systemic Iron Tree Implant， Pack of 10<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Systemic iron tree implants</li><li>Useful in trees where iron deficiencies are difficult to control by foliage or soil feeding</li><li>Trees most susceptible to iron deficiencies are pin oak， black locust， birch， pines， magnolia， dogwood， peach， pear， apple， etc</li><li>Easy to install; 5 implants per pack</li><li>3/8-inch diameter implant</li></ul></div><img src="http://ecx.images-amazon.com/images/I/61t%2ByL2dKaL.jpg" noproxy>