Troubleshooting
Hellebore problems — and how to fix them
Hellebore (Helleborus orientalis) is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Blackened leaves
Hellebore leaf spot (Coniothyrium); cut off and dispose.
Flowers hidden by old leaves
Cut all old foliage to the base in late winter before flowering.
No flowers in deep shade
Move to dappled rather than dense shade.
Self-seeded seedlings
Welcome — leave or move where you want them.
Skin irritation from handling
Wear gloves; sap is a contact irritant.
Prevent hellebore problems before they start
Most hellebore issues are care-mismatch, not bad luck. Dial in the basics:
Hellebore problems — FAQ
Why is my hellebore blackened leaves?
Hellebore leaf spot (Coniothyrium); cut off and dispose.
Why is my hellebore flowers hidden by old leaves?
Cut all old foliage to the base in late winter before flowering.
Why is my hellebore no flowers in deep shade?
Move to dappled rather than dense shade.
Why is my hellebore self-seeded seedlings?
Welcome — leave or move where you want them.
Why is my hellebore skin irritation from handling?
Wear gloves; sap is a contact irritant.