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Description
Xanthisma Spinulosum, also known as Spiny Goldenweed, is a perennial plant that belongs to the Asteraceae family. It is native to the southwestern United States and northern Mexico, and can be found in arid and semi-arid regions. This plant produces numerous spiky, golden-yellow flowers that bloom from late summer to early fall. It is an attractive addition to any garden, and is loved by pollinators such as bees and butterflies.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Xanthisma |
Appearance
Xanthisma Spinulosum can grow up to 1-2 feet tall and wide. It has a bushy, rounded shape with numerous branches. The leaves are narrow, linear, and hairy, with pointed tips. The flowers are arranged in clusters at the end of the stems, and each flower head consists of numerous small, spiky, golden-yellow petals surrounding a central disk. The flowers are about 1 inch in diameter, and bloom from late summer to early fall.
Care Guide
Xanthisma Spinulosum is a low-maintenance plant that is easy to care for. Here are some tips for taking care of this plant:- Water: Xanthisma Spinulosum is drought-tolerant and does not need frequent watering. Water the plant deeply once a week during dry spells, and make sure the soil drains well.- Fertilization: Xanthisma Spinulosum does not require frequent fertilization. Use a balanced fertilizer once a year in the spring.- Soil: Xanthisma Spinulosum prefers well-drained soil that is slightly alkaline. It can tolerate poor soil and rocky soil.- Sunlight: Xanthisma Spinulosum requires full sun to thrive. It can tolerate partial shade, but may produce fewer flowers.- Hardiness Zones: Xanthisma Spinulosum is hardy in USDA zones 5-9.
Common Pests & Diseases
Xanthisma Spinulosum is generally resistant to pests and diseases. However, it may be susceptible to aphids, spider mites, and powdery mildew. To prevent these issues, keep the plant healthy and well-watered, and remove any infected or damaged parts promptly.
Habitat
Xanthisma Spinulosum is native to the southwestern United States and northern Mexico. It can be found in arid and semi-arid regions, including deserts, grasslands, and open woodlands. It is adapted to hot, dry conditions and can tolerate poor soil and rocky soil.
Question and Answer
Q: Is Xanthisma Spinulosum poisonous?
A: No, Xanthisma Spinulosum is not poisonous and is safe to touch and handle.
Q: Can Xanthisma Spinulosum be grown in containers?
A: Yes, Xanthisma Spinulosum can be grown in containers as long as the container has good drainage and the plant receives enough sunlight.
Q: Does Xanthisma Spinulosum attract pollinators?
A: Yes, Xanthisma Spinulosum is loved by pollinators such as bees and butterflies.
Q: How often should Xanthisma Spinulosum be pruned?
A: Xanthisma Spinulosum does not require frequent pruning. However, you can prune it back in the fall to promote bushier growth and remove any dead or damaged branches.
Related Plants
– Xanthisma gracile- Xanthisma texanum- Xanthisma spinulosum var. spinulosum- Xanthisma spinulosum var. gooddingii
References
– Lady Bird Johnson Wildflower Center. (n.d.). Xanthisma spinulosum. Retrieved from https://www.wildflower.org/plants/result.php?id_plant=XASP3- United States Department of Agriculture. (n.d.). Plants profile for Xanthisma spinulosum. Retrieved from https://plants.usda.gov/core/profile?symbol=XASP3
