Heteranthera dubia
TAXONOMY
FamilyPontederiaceae
GenusHeteranthera
Zone5
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Plants of the World OnlineABOUT
Heteranthera dubia, commonly known as Water Stargrass, is a perennial aquatic plant native to North America. It belongs to the family Pontederiaceae and thrives in temperate climates. This helophyte typically grows in shallow waters and is known for its bright yellow star-shaped flowers. The plant undergoes a dormancy period during the colder months.
ALSO KNOWN AS
Leptanthus Gramineus
Potamogeton Liebmannii
Water Star Grass
Zosterella Longituba
Commelina dubia
Heteranthera dubia f. terrestre
Heteranthera graminea
Heteranthera liebmannii
Phrynium dubium
Phrynium dubium var. terrestre
Schollera dubia
Schollera graminea
Schollera graminea var. minima
Schollera graminifolia
Zosterella dubia
OVERVIEW
VPDCalculate
WaterVery Wet
SoilLoamy
LightMedium (6 Hours)
Temperature20° C
Humidity70%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
Water Stargrass requires medium light and should be kept in moderate temperatures. It thrives in high humidity and prefers consistently wet or waterlogged soil. Regular pruning is necessary to maintain its shape and health.Soil
Heteranthera dubia prefers loamy soil that is consistently wet or waterlogged. Good drainage is essential to prevent root rot, but the soil should remain moist at all times.Fertilizer
Use a balanced fertilizer with an N-P-K ratio of 10-10-10. Fertilize the plant during the growing season to ensure it receives the necessary nutrients for optimal growth.Repotting
Repotting is necessary when the plant outgrows its container or if the soil quality deteriorates. Repot during the growing season, ensuring the new container has adequate drainage and is filled with fresh, loamy soil.Propagation
Heteranthera dubia can be propagated through division or from seeds. The best time to propagate is during the growing season. Ensure the new plants are placed in a suitable aquatic environment with consistent moisture.Pruning
Pruning is required to remove dead or damaged leaves and to maintain the plant's shape. Prune during the growing season, using clean, sharp tools to make precise cuts.Toxicity
Heteranthera dubia is not known to be toxic to pets or humans. It is generally considered safe for aquatic environments and wildlife.Additional
Ensure the plant is placed in an area with adequate water flow to prevent stagnation and promote healthy growth. Regularly check for pests and diseases, and take appropriate action if any issues are detected.REVOLUTIONIZE YOUR PLANT CARE
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