Oakleaf holly grows large at maturity. A small container can't support its moisture needs, leading to leaf drop. Use at least a half-barrel, ensure good drainage, and monitor soil moisture closely.
Cylindrocladium Leaf Spot on Holly: Identification and Fungicide Program
Powdery Mildew on Holly: Fungicide Options and Application Timing
Holly Black Leaves: Sooty Mold from Scale or Aphids
Holly Hedge Sooty Mold: Aphids on North Side
Holly Leaf Holes: Not Aphids, Caterpillars/Beetles
Sudden Leaf Drop on Healthy Rose: Root Zone Investigation
Container Rose Yellowing After Transplant: Root Disturbance vs. Establishment
Miniature Rose Leaf Drop: Reaction to Spraying and Transplant Shock
Why Your Mature Magnolia Drops Excessive Leaves in Spring
Understanding Normal Leaf Drop in Magnolia Trees
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