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Description
Ageratina herbacea, also known as Appalachian White Snakeroot, is a herbaceous perennial plant that belongs to the Asteraceae family. It is native to the Appalachian Mountains and can be found in the eastern United States. This plant can grow up to 3 feet tall and has a spread of 1-2 feet. It blooms in late summer and early fall, producing clusters of small, white flowers that attract butterflies and bees.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Ageratina |
Appearance
Ageratina herbacea has a slender, erect stem that is usually unbranched. Its leaves are ovate or lanceolate, up to 8 inches long, and have serrated edges. The plant’s flowers are small, white, and arranged in clusters that can be up to 6 inches wide. The flowers are followed by small, brownish-black fruits that are dispersed by the wind.
Care Guide
Ageratina herbacea is a low-maintenance plant that is easy to care for. It prefers moist, well-drained soil and partial shade, but can tolerate full sun. It is hardy in zones 4-8. Water the plant regularly, especially during dry spells. Fertilize in late winter or early spring with a balanced fertilizer. Avoid over-fertilizing, as this can lead to weak growth and susceptibility to pests and diseases.
Common Pests & Diseases
Ageratina herbacea is generally free from serious pest and disease problems. However, it can be susceptible to powdery mildew, especially in humid conditions. To prevent powdery mildew, water the plant at the base and avoid overhead watering. If powdery mildew does occur, treat it with a fungicide. The plant can also attract aphids, which can be controlled with insecticidal soap.
Habitat
Ageratina herbacea is native to the Appalachian Mountains and can be found in wooded areas, meadows, and along stream banks. It prefers moist, well-drained soil and partial shade, but can tolerate full sun.
Question and Answer
Q: Is Ageratina herbacea toxic?
A: Yes, Ageratina herbacea is toxic to humans and animals if ingested. It contains tremetol, a toxin that can cause tremors, convulsions, and even death in large doses.
Q: Can Ageratina herbacea be grown in containers?
A: Yes, Ageratina herbacea can be grown in containers as long as the container is large enough to accommodate the plant’s root system. Use a well-draining soil mix and water regularly.
Q: Can Ageratina herbacea be propagated by division?
A: Yes, Ageratina herbacea can be propagated by division in the spring or fall. Dig up the plant and divide the root system into sections with a sharp knife. Replant the divisions immediately.
Q: Does Ageratina herbacea attract pollinators?
A: Yes, Ageratina herbacea attracts butterflies and bees with its small, white flowers.
Related Plants
- Ageratina altissima – White Snakeroot
- Ageratina aromatica – Lesser Snakeroot
- Ageratum houstonianum – Flossflower
- Eupatorium perfoliatum – Boneset
References
- https://www.wildflower.org/plants/result.php?id_plant=aghe
- https://plants.ces.ncsu.edu/plants/ageratina-herbacea/
- https://www.fs.fed.us/wildflowers/plant-of-the-week/ageratina_herbacea.shtml
- https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b647
