Time release fertilizer for Junipers, Spruces and other evergreen trees Easy to use fertilizer spikes; No wasteful runoff, no mess, hazards or smells; Apply early spring and late fall Continuous ...
Wood ash also contains 5-7% potassium and 1.5-2% phosphorous, both of which are essential nutrients for your plants, so wood ash can make a decent fertilizer. McKinley says there are better ...