Tobacco Mosaic Virus? (TMV on Cannabis)
TMV causes mosaic pattern of light/dark green on leaves, distorted growth. Highly contagious viral disease with no cure.
Tobacco mosaic virus on cannabis? Mosaic pattern leaves—see causes and analyze fast.
Common Causes
- Contact with tobacco products
- Contaminated tools or hands
- Infected plants nearby
How to Tell Which One You Have
Mottled mosaic pattern on leaves, twisted new growth, stunted plants, reduced yields. Spreads plant to plant.
FAQ
Cure it?
No cure for viruses. Remove infected plants immediately to prevent spread.
From smoking?
Yes, tobacco products can carry TMV. Wash hands after smoking before touching plants.
Prevent?
No tobacco in grow area, sterilize tools, wash hands, remove infected plants, resistant genetics.