Echeveria Raspberry Ice White Cottony Spots - Causes & Fixes

Jump to cause: Mealybugs Powdery Mildew Cottony Blight (Botrytis)

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Mealybugs

These small, soft-bodied insects secrete a white, waxy, cotton-like substance to protect themselves. In Echeveria, they often hide deep within the leaf rosettes where moisture accumulates.

Very Common

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How to confirm: Use a magnifying glass to check the base of the leaves and crevices for tiny moving white insects.

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1 Isolate the Echeveria immediately to prevent the mealybugs from spreading to other houseplants.

2 Use a cotton swab dipped in isopropyl alcohol to manually remove the white cottony masses from the leaf rosettes.

3 Apply an organic insecticide spray to the plant to eliminate any remaining insects and larvae.

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Powdery Mildew

This fungal disease manifests as white, flour-like patches on the leaf surfaces. It thrives in Echeveria when there is high humidity combined with poor air circulation around the rosette.

Common

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How to confirm: Check if the white spots can be wiped off easily with a damp cloth or if they appear as a fuzzy coating.

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1 Apply an organic fungicide to the affected leaves to eliminate the powdery mildew spores and prevent further spread.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Improve air circulation around the rosette and reduce humidity by ensuring the plant is not crowded and is placed in a well-ventilated area.

3 Prune and discard any heavily infected leaves to prevent the fungus from spreading to healthy parts of the Echeveria.

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Cottony Blight (Botrytis)

In high-moisture environments, Botrytis can cause fuzzy, greyish-white fungal growth on decaying plant tissue. This often attacks Echeveria leaves that have been bruised or trapped in standing water.

Common

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How to confirm: Inspect the base of the white spots to see if the underlying leaf tissue is turning soft, brown, or mushy.

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shopping_cart Recommended Products

1 Remove all affected leaves and decaying plant tissue immediately to prevent the fungus from spreading to healthy parts of the Echeveria.

2 Apply an organic fungicide to the plant to control the fungal growth and protect remaining healthy tissue.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

3 Improve air circulation and ensure the plant is not sitting in standing water by using a saucer to catch excess moisture.