Pogostemon Stellatus

Pogostemon stellatus

Plantae›Tracheophyta›Magnoliopsida›Lamiaceae

📍 Southeast Asia, Australia

Pogostemon Stellatus is a majestic background stem plant that produces whorls of up to eight narrow leaves per node, creating a star-burst pattern. Under intense light the leaves develop beautiful pinkish-purple tones. It grows tall and is best positioned in the background. Nutrient-hungry and demanding of CO2 but rewarding when conditions are right.

Tank Mates

Red Cherry Shrimp

Shrimp will not damage the plant and help control algae; they thrive in the same nutrient-rich, high-light environment

excellent

Amano Shrimp

Excellent algae control without harming the plant; compatible with high-tech planted tank setups

excellent

Neon Tetra

Small, peaceful fish that won't uproot or damage stems; adds visual contrast in the foreground

good

Rotala Rotundifolia

Companion stem plant with similar care requirements; creates a lush, layered background effect

excellent

Dwarf Hairgrass

Foreground plant that complements the tall background growth of Pogostemon; shares identical nutrient and CO2 needs

excellent

Otocinclus

Peaceful algae-eater that won't damage plant stems; helps maintain tank cleanliness in planted setups

good

Common Diseases

Nutrient Deficiency (Iron/Macronutrient)

Symptoms

Yellowing or pale leaves, stunted growth, loss of red/purple coloration despite high light

Treatment

Increase fertilizer dosing frequency; test water parameters and adjust macro (NPK) and micro (iron, trace elements) supplementation accordingly

Algae Overgrowth (Green Spot, Black Beard)

Symptoms

Visible algae coating on leaves and stems, reduced plant vigor, darkened appearance

Treatment

Improve water circulation, reduce photoperiod to 8-10 hours daily, increase CO2 injection, add algae-eating shrimp (Red Cherry, Amano), and manually remove affected leaves

Melting (Leaf Decay)

Symptoms

Leaves become translucent, mushy, and disintegrate; typically occurs after major water changes or poor acclimation

Treatment

Ensure stable water parameters (pH 6.0-7.0, temperature 22-28°C); maintain consistent CO2 levels; trim affected portions and allow new growth to emerge

Poor Growth/Stunting

Symptoms

Slow or no growth despite adequate light, pale coloration, small leaves

Treatment

Verify CO2 injection is functioning (target 20-30 ppm); increase fertilizer dosing; check substrate fertility; ensure lighting is 8-10 hours daily at 60+ PAR