$10.18 Jobe’s 01000, Fertilizer Spikes, For Trees and Shrubs, 5 Spikes
$25.99 BioAdvanced 701900B 12-Month Tree and Shrub Protect and Feed Insect Killer and Fertilizer, 4-Pound, Granules
$11.06 Miracle-Gro Tree & Shrub Plant Food Spikes, 12 Spikes/Pack
$39.99 Generic Miracle-Gro LiquaFeed All Purpose Plant Food Advance Starter Kit and Flowering Trees & Shrubs Plant Food Bundle: Feeding as Easy as Watering