$12.49 The Old Farmer's Almanac Tree & Shrub Fertilizer Spikes (Box of 6 Spikes)
$22.30 Jobe's Organics Tree & Shrub Fertilizer Spikes, 10 Spikes
$24.99 Weatherly Organic Trees and Shrubs Fertilizer Spikes
$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
$13.90 TOPBUXUS Boxwood Turbo Grow – Professional Boxwood Fertilizer – 1lb for 100ft2