• Per tree, spikes are a little more expensive than granular or liquid fertilizer. • Sideways fertilizer movement is limited in the soil. This means the spikes sometimes only distribute nutrients to a ...

There's also a good chance your conifers don't need any supplemental fertilizer – spikes or granular. Most tree and shrub roots are able to mine the nutrients they need out of any halfway decent ...

Jobe’s, 01660, Fertilizer Spikes, Tree & Shrubs, Includes 15 Spikes, 12 ounces, Brown Jobe's. 8367 ratings . View Product Buy it on ...

Alternatively, you could try these tree fertilizer spikes, available from Amazon. All you have to do is gently push one or two around the base of your plant - it really is that simple.

Jobe’s, 02612, Fertilizer Spikes, Fruit Tree, 160 Count, 38lbs, Brown Jobe's. 9866 ratings . View Product Buy it on Amazon. More info 4. Product Features. Pre-measured ...