Cryptocoryne wendtii

Crypt Wendtii Growing & Care Guide

Crypt Wendtii is a highly popular, dark-leaved species native to Sri Lanka, famous for its incredible color morphs (bronze, green, brown) and outstanding hardiness. Thriving in shaded areas of the tank, this slow-growing rosette plant features beautifully crinkled leaves that add a lush, wild tropical texture to any aquascape.

Lighting Low to Moderate

Water Hardness Aquatic (pH 6.0-8.0)

Substrate Nutrient-rich substrate / gravel

Water Temp 20°C - 28°C

Toxicity Pet Friendly (Non-toxic)

Botanical macro photography of Crypt Wendtii (Cryptocoryne wendtii) - Plant AI care database

How to Identify Crypt Wendtii

Crypt Wendtii (Cryptocoryne wendtii) has key botanical markers. Recognizing these features is crucial for successful aquascaping and thriving growth.

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Visual Shape & Growth: Compact, bushy rosette of elongated, crinkled olive-brown to bronze leaves.
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Leaf Morphology: Lanceolate leaves with unique wavy margins, showing bronze, green, or deep brown hues based on lighting.
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Root & Anchoring Structure: Extremely strong, extensive root network that anchors deeply into sand or gravel.

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Complete Cultivation & Spawning Guide

Follow our detailed scientific water parameters and care guides to keep your Crypt Wendtii thriving.

pH: 6.0 - 8.0, GH: 4 - 15 dGH. Exceptionally adaptable to both soft and hard water parameters alike.

Low. Grows perfectly well without pressurized CO2, though minor carbon supplementation speeds up its slow growth rate.

Low to moderate lighting. High lighting will scorch the leaves, causing translucent brown patches to appear.

Clip old or decaying leaves at the crown base. Propagates easily by dividing the root runner stolons.

A heavy root feeder. Requires nutrient-rich substrate. Insert root fertilizer tabs near the base every few months.

Plant in sand, gravel, or aquasoil. Ensure the green crown (base of leaves) is completely above the substrate.

Optimal temperature is 20°C to 28°C (68°F - 82°F). Sensitive to sudden cold water shocks during tank maintenance.

Enjoys moderate current. Steady water flow delivers essential water column nutrients to its opposite leafy rosettes.

Its tough texture and bitter taste make it highly resistant to plant-eating fish. Safe for community tanks.

Slow growth makes it susceptible to hair algae. Keep water clean and employ Siamense Algae Eaters or Amano shrimps.

Best planted in the mid-ground. Space individual crowns 2 to 3 inches apart in the background.

Common Diseases & Treatment

Crypt Melt (Transitional)

Symptoms: Leaves rapidly turn dark, translucent, and turn mushy or dissolve completely.

Action: Caused by sudden water chemistry shocks (e.g. salinity shifts, liquid carbon overdose) or extreme lack of light. Keep water stable.

Crown Suffocation

Symptoms: Leaves rot at the base and float away.

Action: Caused by planting the crown too deeply in the gravel. Pull the plant upward until the green crown base is visible.

Frequently Asked Questions

Why is my Crypt Wendtii melting?

Crypts are highly sensitive to sudden changes in water chemistry or temperature. Overdosing chemicals or moving it to a vastly different tank will cause a massive leaf drop.

Can I trim the leaves if they grow too long?

While you can trim them, cutting a leaf blade will cause the rest of the leaf to decay. It is best to prune the entire leaf from the crown base.

How do I plant Crypt correctly?

Dig a small hole in the gravel, place the roots in, and cover them. Then, gently pull the plant upward until the green crown base is visible.

How fast does it grow?

Under moderate light and nutrients, it is a moderate grower, typically producing one new leaf every 7 to 10 days.