Mosaic virus guide image
Plant disease guide

Mosaic virus

Symptoms: Mottled light and dark green leaf patterns, distortion, stunting, and weak growth.

Symptoms: Mottled light and dark green leaf patterns, distortion, stunting, and weak growth.Prevention note: Use virus-free seed or starts, control insect vectors, and do not propagate from suspicious plants.

Quick facts

Symptoms: Mottled light and dark green leaf patterns, distortion, stunting, and weak growth.

Organic treatment / management:

Prevention note: Use virus-free seed or starts, control insect vectors, and do not propagate from suspicious plants.

  • There is no cure for infected plants.
  • Remove and discard infected plants.
  • Control aphids, whiteflies, and other vectors.
  • Sanitize tools and hands.

What to do next

  • Remove the worst infected or damaged tissue when appropriate.
  • Improve airflow, spacing, sanitation, and watering habits.
  • Avoid overhead watering when leaf disease is suspected.
  • Use organic fungicide or copper products only when the label fits the plant and disease.
  • Discard confirmed viral infections rather than propagating from them.

Watch-outs

Do not compost severe disease material unless your compost system gets hot enough to destroy pathogens.

FAQ

How do I use this plant disease guide?

Start with the light, soil, water, symptom, or purpose notes on this page, then make one careful change at a time.

What is the biggest mistake with Mosaic virus?

Do not compost severe disease material unless your compost system gets hot enough to destroy pathogens.

When should I get more help?

Get local help if the plant is valuable, symptoms are spreading quickly, or outdoor disease and pest problems may affect nearby plants.