coronavirus
Sooty Mould in Grapefruit
How to identify and treat sooty mould in Grapefruit.
potted_plant
Grapefruit care requirements
water
Water deeply and regularly during growing season; reduce in winter. Allow slight drying between waterings
soil
Well-draining citrus soil or loamy mix with pH 6.0–8.0; add compost to improve structure and fertility
light
Full sun (8+ hours daily); position in the warmest, brightest location with southern exposure
symptoms
Symptoms to look for in Grapefruit
- fiber_manual_recordBlack powdery coating on leaves
- fiber_manual_recordReduced photosynthesis
- fiber_manual_recordSticky residue beneath black coating
help
Common causes in Grapefruit
Grows on honeydew excreted by aphids, scale, or whitefly. Not a direct plant pathogen.
healing
How to treat sooty mould in Grapefruit
Treat the underlying pest infestation. Wash mould off leaves with water.
shield
Preventing sooty mould in Grapefruit
Control sap-sucking pests. Good air circulation.