Gasteria

Gasteria obliqua

succulent

verifiedReviewed by the GreenScout Team

Gasteria obliqua, commonly known as Cow-tongue Aloe, is a slow-growing succulent with thick, fleshy leaves arranged in tight rosettes, resembling a cow's tongue in shape. It produces distinctive tubular pink to red flowers and remains small and compact, making it perfect for desks, shelves, and small containers. This species is shade-tolerant compared to other succulents and appreciates some humidity.

Common Problems

Select the problem your Gasteria is experiencing to get a treatment guide.

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Overwateringchevron_right

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Root Rotchevron_right

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Mushy Stemschevron_right

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Underwateringchevron_right

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Pale Leaveschevron_right

Care Guide

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Light

Bright indirect light to partial shade; tolerates low light better than most succulents but prefers 4–6 hours of indirect sunlight.

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Water

Water moderately during growing season; allow top inch of soil to dry between waterings. Reduce watering in winter but do not let dry completely.

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Soil

Well-draining succulent or cactus mix; lighter and less gritty than typical succulent soils to reflect its slight preference for moisture.

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Fertiliser

Feed diluted succulent or balanced fertilizer monthly during growing season; skip winter feeding.

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Temperature

Prefers 65–75°F (18–24°C); can tolerate 50–80°F (10–27°C) but avoid cold drafts below 50°F (10°C).

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Humidity

Moderate humidity acceptable; unlike true desert succulents, benefits from slightly more moisture in air. Ensure good air circulation.

Toxicity

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Non-toxic and considered completely safe for households with pets and children.

Common Diseases

filter_dramaRoot Rotchevron_right

Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.

Frequently Asked Questions

Why is Gasteria called Cow-tongue Aloe?

Its thick, fleshy leaves are arranged in tight rosettes shaped like a cow's tongue, which is exactly where this slow-growing succulent gets its common name.

Can Gasteria tolerate lower light than most succulents?

Yes — it's more shade-tolerant than other succulents and even appreciates a bit more humidity, making it well suited to desks and shelves away from direct sun.