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Description
Epilobium Howellii, also known as Howell’s willowherb, is a perennial herbaceous plant that is native to North America. It belongs to the Onagraceae family and typically grows up to 3 feet tall. This plant is known for its beautiful pink flowers that bloom from July to September.
Taxonomic Information
| Domain: | Eukarya |
| Kingdom: | Plantae |
| Phylum: | Angiosperms |
| Class: | Eudicots |
| Order: | Myrtales |
| Family: | Onagraceae |
| Genus: | Epilobium |
Appearance
Epilobium Howellii has a slender stem with leaves that are lance-shaped and grow up to 4 inches long. The leaves are arranged in a spiral pattern along the stem. The plant produces beautiful pink flowers that are about 1 inch in diameter. The flowers have four petals and a distinctive yellow center. The plant typically grows up to 3 feet tall and 2 feet wide.
Care Guide
Epilobium Howellii prefers moist soil and partial shade. It can be grown in full sun but may require more frequent watering. The plant should be watered regularly, but the soil should not be allowed to become waterlogged. Fertilize the plant in the spring with a balanced fertilizer. The plant prefers a well-draining soil that is rich in organic matter. It is hardy in zones 5-9.
Common Pests & Diseases
Epilobium Howellii is relatively disease-resistant and not typically affected by pests. However, it may occasionally be affected by powdery mildew, which can be treated with a fungicide. The plant may also be affected by rust, which can be treated by removing infected leaves and applying a fungicide.
Habitat
Epilobium Howellii is native to North America and can be found growing in wet meadows, along streams and rivers, and in other moist areas. The plant prefers partial shade and moist soil.
Question and Answer
Q: Can Epilobium Howellii grow in full sun?
A: Yes, Epilobium Howellii can grow in full sun, but it may require more frequent watering.
Q: What is the best time of year to fertilize Epilobium Howellii?
A: The best time to fertilize Epilobium Howellii is in the spring.
Q: Is Epilobium Howellii resistant to pests?
A: Yes, Epilobium Howellii is relatively disease-resistant and not typically affected by pests.
Q: What is the hardiness zone for Epilobium Howellii?
A: Epilobium Howellii is hardy in zones 5-9.
Related Plants
- Epilobium Angustifolium
- Epilobium Canum
- Epilobium Ciliatum
- Epilobium Coloratum
References
- “Epilobium Howellii.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=h580.
- “Epilobium Howellii.” Plant Database, www.wildflower.org/plants/result.php?id_plant=EPHO.
- “Epilobium Howellii.” Royal Horticultural Society, www.rhs.org.uk/Plants/13534/i-Epilobium-howellii-i/Details.
