Diseases

Rust fungi

Identify Rust fungi: symptoms, possible causes, prevention, and practical actions for 5 affected plants. Orange-red pustules

Rust fungi is relevant across 5 plant profiles on Wild-Wuchs. In the data it is most often linked with Good King Henry, Dandelion, Sorrel, Scorzonera, Sorbus domestica. Typical signs include: Orange-red pustules For gardeners, early diagnosis, suitable growing conditions, and gentle action matter most: Plant spacing

Plants

5

Category

Vegetables, Wild plants, Woody plants

Risk

low

Synonyms

Rostpilze, Rust, rostpilze

Overview

Symptoms

  • Orange-red pustules
  • Orange-brown pustules on the underside of leaves
  • later yellowing and death of leaves

Damage

  • Yellow-orange pustules on the underside of leaves, later turning brown. Can occur in high humidity.
  • Cause pustules on leaves and stems.

Prevention

Plant spacing

Organic control

  • Remove affected leaves
  • Good air circulation
  • Observe crop rotation

Affected plants

Similar topics

FAQ

How do I recognize Rust fungi?

Orange-red pustules

What causes Rust fungi?

Causes often relate to site conditions, weather, care, plant density, or pest pressure.

How can I prevent Rust fungi?

Plant spacing

What helps against Rust fungi?

Remove affected leaves

Which plants are affected?

Good King Henry, Dandelion, Sorrel, Scorzonera, Sorbus domestica

When does Rust fungi usually appear?

Timing depends on plant, weather, and growing conditions; check regularly during stress periods.