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Description
Acanthospermum Hispidum, also known as Bristly Starbur, is a plant species that belongs to the Asteraceae family. It is an erect annual or perennial herb that can grow up to 1 meter tall. The stem of the plant is branched and hairy with several long, stiff hairs. The leaves are simple, alternate, and sessile, with a length of 2-10 cm and width of 1-4 cm. The flowers of Acanthospermum Hispidum are small and white, arranged in heads with a diameter of 8-15 mm.
Taxonomic Information
Domain | Eukaryota |
Kingdom | Plantae |
Phylum | Spermatophyta |
Class | Magnoliopsida |
Order | Asterales |
Family | Asteraceae |
Genus | Acanthospermum |
Appearance
Acanthospermum Hispidum has an upright growth habit with a bushy appearance. Its leaves are bright green and pointed, with small teeth along the edges. The plant produces small, white flowers with five petals that bloom in clusters. The stems and leaves of the plant are hairy, giving it a rough texture. The plant produces fruit in the form of a burr, which can stick to clothing or animal fur.
Care Guide
Acanthospermum Hispidum is a hardy plant that is easy to care for. Here are some tips to keep it healthy:
Water: Water the plant regularly to keep the soil moist, but not waterlogged. Acanthospermum Hispidum can tolerate drought conditions, but it will grow better if it receives consistent moisture.
Fertilization: Apply a balanced fertilizer once every two weeks during the growing season to encourage healthy growth and flowering.
Soil: Acanthospermum Hispidum prefers well-draining soil that is rich in organic matter. It can tolerate a wide range of soil types, including sandy and clay soils.
Sunlight: Acanthospermum Hispidum prefers full sun, but it can also tolerate partial shade.
Hardiness Zones: Acanthospermum Hispidum can grow in USDA hardiness zones 8 to 11.
Common Pests & Diseases
Acanthospermum Hispidum is generally resistant to pests and diseases. However, it can occasionally be affected by aphids, spider mites, and powdery mildew. To prevent these problems, keep the plant clean and well-watered, and remove any infected leaves or stems.
Habitat
Acanthospermum Hispidum is native to tropical and subtropical regions of the Americas, including the Caribbean, Central America, and South America. It can be found in a variety of habitats, including open fields, roadsides, and disturbed areas.
Question and Answer
Q: Is Acanthospermum Hispidum a perennial or annual plant?
A: Acanthospermum Hispidum can be either an annual or perennial plant, depending on the growing conditions.
Q: Does Acanthospermum Hispidum attract bees or butterflies?
A: Acanthospermum Hispidum does not attract bees or butterflies.
Q: Can Acanthospermum Hispidum tolerate drought conditions?
A: Yes, Acanthospermum Hispidum can tolerate drought conditions, but it will grow better if it receives consistent moisture.
Q: Is Acanthospermum Hispidum an invasive plant?
A: Acanthospermum Hispidum is considered a weed in some areas and can be invasive in certain habitats.
Related Plants
Here are some related plants that belong to the Asteraceae family:
- Ageratum houstonianum
- Chrysanthemum indicum
- Echinacea purpurea
- Helianthus annuus
- Solidago canadensis
References
- “Acanthospermum Hispidum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=e243.
- “Acanthospermum Hispidum.” PlantNET – NSW Flora Online, plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Acanthospermum~hispidum.
- “Acanthospermum Hispidum.” USDA Plants Database, plants.usda.gov/core/profile?symbol=ACAC6.