Contents
Description
Ageratina is a genus of flowering plants in the family Asteraceae, commonly known as snakeroot or white snakeroot. It is native to North and South America and consists of approximately 40 species of herbaceous perennials and shrubs.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Ageratina |
Appearance
Ageratina plants have simple, alternate leaves and clusters of small white or pink flowers. The flowers are typically arranged in flat-topped or rounded clusters and bloom from late summer to early fall. The plants can range in height from a few inches to several feet.
Care Guide
Ageratina plants prefer well-drained soil and full to partial sun. They should be watered regularly, but not over-watered. Fertilization should be done in the spring and fall with a balanced fertilizer. Ageratina plants are hardy in USDA zones 4-9.
Common Pests & Diseases
Ageratina plants are susceptible to powdery mildew, rust, and leaf spot. Pests such as aphids, spider mites, and whiteflies can also be a problem. Regular inspection and treatment with appropriate fungicides and pesticides can help prevent and control these issues.
Habitat
Ageratina plants are found in a variety of habitats, including woodlands, meadows, and wetlands. They are native to North and South America and can be found throughout the United States and Canada.
Question and Answer
Q: Can Ageratina plants be grown in containers?
A: Yes, Ageratina plants can be grown in containers as long as they have well-draining soil and receive adequate sunlight and water.
Q: How often should Ageratina plants be fertilized?
A: Ageratina plants should be fertilized in the spring and fall with a balanced fertilizer.
Q: Are Ageratina plants toxic to animals?
A: Yes, Ageratina plants are toxic to animals and can cause illness or death if ingested.
Q: Can Ageratina plants be propagated by cuttings?
A: Yes, Ageratina plants can be propagated by cuttings taken in the spring or early summer.
Related Plants
- Eupatorium
- Conoclinium
- Symphyotrichum
- Solidago
References
- Missouri Botanical Garden. (n.d.). Ageratina. Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b927
- University of Wisconsin-Madison Arboretum. (n.d.). Ageratina altissima. University of Wisconsin-Madison Arboretum. https://arboretum.wisc.edu/trees-plants/tree-species/white-snakeroot/
- USDA Plants Database. (n.d.). Ageratina. USDA Plants Database. https://plants.usda.gov/core/profile?symbol=AGERA
