Is there any point in fertilizing trees already long-established?
Is there any point in fertilizing trees already long-established?That tree looming so large in your yard may seem to be beyond the need for tree fertilizers. But such is not necessarily the case….Answer: Fertilizing older trees in spring results in surprisingly vigorous new growth, including a thicker leaf canopy. The foliage will also display a richer color as the result of the application of tree fertilizer.