Epilobium tetragonum
TAXONOMY
FamilyOnagraceae
GenusEpilobium
Zone4
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Epilobium tetragonum, commonly known as Square-stalked Willowherb, is a perennial herbaceous plant in the family Onagraceae. It is native to Europe and parts of Asia, typically found in moist, open habitats such as meadows and riverbanks. The plant has a dormancy period during the winter months.
ALSO KNOWN AS
Fireweed
Square-Stalked Willowherb
Square-Stemmed Willowherb
Chamaenerion tetragonum
Epilobium adnatum
Epilobium adnatum var. rodriguezii
Epilobium decurrens
Epilobium dregeanum
Epilobium dubium
Epilobium flaccidum
Epilobium glabellum var. tetragonum
Epilobium heterophyllum
Epilobium micranthum
Epilobium novum
Epilobium obscurum
Epilobium palustre
Epilobium ptarmicifolium
Epilobium salzmannii
Epilobium serrulatum
Epilobium tetragonum
Epilobium tetragonum subsp. adnatum
Epilobium tetragonum subsp. tetragonum
Epilobium tournefortii
Epilobium virgatum
OVERVIEW
VPDCalculate
WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature20° C
Humidity60%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
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DETAILS
Care Instructions
Epilobium tetragonum thrives in moderate temperatures and prefers bright, indirect light. It requires consistent moisture, so water regularly to keep the soil evenly moist. The plant also benefits from moderate humidity levels.Soil
This plant prefers well-draining loamy soil that retains moisture but does not become waterlogged. A mix of garden soil with compost can provide the necessary nutrients and drainage.Fertilizer
Use a balanced fertilizer with an N-P-K ratio of 10-10-10. Fertilize the plant every 4-6 weeks during the growing season to support healthy growth.Repotting
Repot Epilobium tetragonum every 1-2 years or when it outgrows its current pot. Choose a slightly larger pot with good drainage, and refresh the soil mix to provide new nutrients.Propagation
Propagate by seed or division. Seeds can be sown in spring, while division is best done in early spring or late autumn. Ensure the new divisions have adequate roots and are planted in moist soil.Pruning
Prune the plant in late winter or early spring to remove dead or damaged stems and to encourage new growth. Regular pruning helps maintain the plant's shape and promotes a healthier plant.Toxicity
Epilobium tetragonum is not known to be toxic to pets or humans. It is generally considered safe to grow in gardens and homes.REVOLUTIONIZE YOUR PLANT CARE
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