Check the listing for details. 5 Lb. Palm Tree Food. Condition: New. Listed at 12.68 USD. Restores and maintains iron, manganese and zincContains added sulfur that helps correct soil alkalinityUsing palm food w/ adequate watering will result in robust growth Palm Tree Food is specially formulated to feed newly planted or established outdoor palm trees. The product will protect them from the effects of the desert climate. The formula is a proprietary and is so secret that no one will ever know how we make it.Restores and maintains iron, manganese and zinc which are critical elements for maintaining healthy plantsUsed at the beginning of the spring and then once during the middle of the growing season to keep plants green and healthy throughout the yearContains added sulfur that helps correct soil alkalinity and that helps increase the disease resistance of the palm tree plantingsContinued proper use of palm tree food along with adequate watering will result in robust growth and healthy green foliage all year longAvoid feedings in periods of extreme heat.