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Creeping soft grass · Holcus mollis

What are these spots on my creeping soft grass?

Spots on your grass are often signs of a fungal infection, especially during humid weather. Check the undersides of the leaves for orange pustules, which indicate rust.

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spots on a plant
Photo: Scot Nelson, CC0

Check these first

  1. Inspect the undersides of the leaves.
  2. Check if the plant is crowded by other pots.
  3. Look for orange dust on your fingers after touching the leaves.

Likely causes

  1. Rust Fungus

    Most likely

    How to tell: Small orange or reddish pustules appear on the leaves.

    What to do: Remove and dispose of the infected blades immediately. Improve air circulation around the plant to reduce humidity.

  2. Leaf Spot Disease

    Possible

    How to tell: Dark or brown spots with yellow halos appear on the foliage.

    What to do: Avoid overhead watering to keep the leaves dry. Apply a copper based fungicide if the spots continue to spread.

Leaf spots on other plants

Find out what's wrong with your creeping soft grass

The list above covers the usual causes. Pocket Botanist looks at a photo of your actual plant and tells you the likely cause, how serious it is, and what to try first. Identification and a health check are free.

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When to worry

Small spots are manageable, but if the entire plant is covered in orange dust, it is a severe infection. Remove the worst parts to save the healthy growth.

Stopping it coming back

Water at the base of the plant to keep leaves dry and ensure good airflow.

Creeping soft grass: spots? Check yours with a photo

Every plant is a little different. Take a photo of your creeping soft grass and Pocket Botanist tells you which cause is most likely, how serious it is, and what to try first. A few checks a day are free. Save the plant and you get care reminders timed for it.

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Questions people ask

Is rust contagious to other plants?
Yes, fungal spores can spread through the air or water. Keep infected plants away from your other greenery.
Can I save a plant with rust?
Yes, by trimming infected parts and improving airflow. Fungicides can also help control the spread.

Guides to these causes

More problems with Creeping soft grass

Back to the Creeping soft grass guide

This article was generated with AI on from the plant’s care profile and is general information, not horticultural advice. Read about how we build these guides.