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PlantmediumFreshwater

Rotala Mexicana

Rotala mexicana

PlantaeTracheophytaMagnoliopsidaMyrtalesLythraceae

📍 Central America

A delicate fine-leaved stem plant native to Mexico, with small rounded leaves that take on warm pink to orange tones under high light and CO2. Best planted in dense bunches for a feathery, textured effect in the midground or background.

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Common Diseases

Nutrient Deficiency

Symptoms

Yellowing leaves, stunted growth, pale coloration, loss of red/orange pigmentation

Treatment

Increase fertilizer dosing frequency, verify macro and micronutrient levels, consider adding CO2, test water parameters for nitrogen and iron

Algae Overgrowth

Symptoms

Green or brown algae coating stems and leaves, reduced light penetration, plant appears smothered

Treatment

Reduce lighting duration to 8-10 hours daily, increase water changes, add algae-eating shrimp or fish, improve water circulation

Melting

Symptoms

Leaves become translucent, mushy stems, rapid tissue breakdown after planting

Treatment

Ensure gradual acclimation to new tank conditions, maintain stable temperature (23-28°C), increase CO2 and fertilizer, trim affected portions

Poor Coloration

Symptoms

Leaves remain green instead of developing pink/orange tones, dull appearance

Treatment

Increase light intensity to 2+ watts per liter, boost CO2 levels, ensure adequate iron and micronutrient supplementation

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