The leaves of the Foster's holly fell off in one day. It started at the top and went to the bottom, leaving only a few leaves on the bottom. The shrub is established and not under any stress. Did not observe any infestation or problem the day before.
Certified GKH Gardening Expert
Do the leaves turn brown or yellow before they fall off? Please let us know and we will be better able to identify the problem with the holly bushes.