Espoma Holly-tone 4-3-4 Natural & Organic Evergreen & Azalea Plant Food; 18 lb. Bag; The Original & Best Fertilizer for all Acid Loving Plants including Rhododendrons & Hydrangeas.
Pro Trust Products 71255 Plant 15.6-Number 21-5-12 Tree and Shrub Prof Fertilizer
The Old Farmer's Almanac Tree & Shrub Fertilizer Spikes (Box of 6 Spikes)
Jobe's Tree Fertilizer Spikes, 16-4-4 Time Release Fertilizer for All Shrubs & Trees, 15 Spikes per Package - 2
Agriform 20-10-5 Slow Release Fertilizer Tablets (1000 x 10g)
Jobes vznmYB Rose Fertilizer Spikes 9-12-9 Time Release Fertilizer for All Flowering Shrubs, 10 Spikes (4 Pack)