Deciduous Shrubs & Trees : These plants will require trimming at different times during the year depending on their flowering times. It is important that the timing of the trimming to be after the flowering cycle of the plant. For example: spring flowering plants should be pruned in mid summer and summer flowering plants in the fall.

Evergreens : As a result of their habit, evergreens will require trimming once per year, generally in mid June/July. The trimming should be completed while the new lime green growth is apparent and still supple.