Contents
Description
Actinostemma is a genus of flowering plants in the Asteraceae family. This genus consists of around 12 species of annual or perennial plants, native to Central and South America. These plants have showy flowers that resemble daisies or sunflowers, with yellow or orange petals and a dark center.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Actinostemma |
Appearance
Actinostemma plants grow up to 3 feet tall and 2 feet wide. The leaves are green and can be hairy or smooth, depending on the species. The flowers are large and showy, with yellow or orange petals that surround a dark center. The flowers bloom in the summer and fall.
Care Guide
Actinostemma plants need well-draining soil and full sun to grow properly. They prefer regular watering but do not like to sit in wet soil. Fertilize these plants once a month during the growing season. These plants can grow in hardiness zones 9-11.
Common Pests & Diseases
Actinostemma plants can be susceptible to aphids, spider mites, and whiteflies. They can also develop powdery mildew and root rot if overwatered.
Habitat
Actinostemma plants are native to Central and South America, where they grow in open fields and along roadsides.
Question and Answer
Q: Can Actinostemma plants grow in partial shade?
A: No, these plants require full sun to grow properly.
Q: How often should I water Actinostemma plants?
A: Water these plants regularly, but do not let them sit in wet soil.
Q: Can Actinostemma plants tolerate cold temperatures?
A: No, these plants are not cold hardy and should be grown in warm climates.
Q: How often should I fertilize Actinostemma plants?
A: Fertilize these plants once a month during the growing season.
Related Plants
- Coreopsis
- Echinacea
- Helianthus
- Rudbeckia
References
- “Actinostemma.” The Plant List. Accessed 19 May 2021. http://www.theplantlist.org/1.1/browse/A/Compositae/Actinostemma/
- “Actinostemma.” Missouri Botanical Garden. Accessed 19 May 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=288940&isprofile=0&
- Stearn, W.T. (1992). Botanical Latin: History, Grammar, Syntax, Terminology, and Vocabulary. Portland, OR: Timber Press.
