Jobe's Fertilizer Spikes for Trees & Shrubs ensure a continuous supply of nutrients below the surface， where the tree's active roots are growing. The Spikes are easy just insert around the tree's dripline， and the slow-release formula lasts all season. Spikes are specially formulated for all deciduous trees and shrubs.
No mixing or measuring
No chemical runoff
Ideal for trees & shrubs
Continuous， time release fertilizer
Will not burn plants when applied as directed
Apply in early spring and late fall
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