$59.97 Humboldts Secret Plant Enzymes – Best Plant and Root Enzymes – 7000 Active Units of Enzyme per Milliliter – Quality Plant Food and Plant Fertilizer – Highly Concentrated – 16 Ounce
$21.98 BioAdvanced 701901 12-Month Tree and Shrub Protect and Feed Insect Killer and Fertilizer, 32-Ounce, Concentrate
$19.43 Down to Earth All Natural Tree & Shrub Fertilizer Mix 4-2-4, 5 lb
$16.56 Voluntary Purchasing Group Fertilome 10864 Tree and Shrub Food, 19-8-10, 4-Pound
$26.99 GEMPLER'S Liquid Iron Supplement for Plants – Commercial Grade Chelated Iron for Trees, Shrubs, Plants, Crops - 1 Gallon