Cooktown Orchid with Botrytis? Rare but Treatable
Dendrobium bigibbum
Botrytis on Cooktown Orchid: What to Know?
Botrytis on Cooktown Orchid (Dendrobium bigibbum) is a fungal condition with moderate severity. Cooktown Orchid has low susceptibility to this disease.
Cooktown Orchid is a medium-care plant. As an indoor plant, ensure good ventilation to aid recovery.
Unlike most plants, Cooktown Orchid has natural resistance to Botrytis. Best treated with preventive measures rather than reactive treatment. Unlike bacterial infections, Botrytis on Cooktown Orchid can be managed with organic fungicides.
ðą How to Care for Cooktown Orchid to Prevent Botrytis?
ð§ How to Water
Water every 4 days during active summer growth, allowing the medium to slightly dry between waterings. Reduce to occasional watering in winter during the rest period. Never allow the plant to sit in standing water.
âïļ Lighting
Provide bright indirect light of 30,000â45,000 lux, equivalent to a bright east or west-facing window with filtered sun. Avoid harsh direct midday sun which may scorch leaves.
ðŠī Ideal Soil
Use a well-draining orchid mix based on medium pine bark or cork. Can also be grown mounted on cork plaques or tree fern slabs for excellent root aeration.