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Description
Cirsium Rivulare Atropurpureum, commonly known as the Brook Thistle, is a herbaceous perennial plant that belongs to the Asteraceae family. It is native to the UK and Europe and grows up to a height of 1.2 meters. The plant has a clump-forming habit, with multiple stems emerging from the base of the plant. It produces stunning pink-purple flowers that bloom from June to August. The flowers are a magnet for butterflies and bees, making it a great addition to any garden.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Eudicots |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Cirsium |
Appearance
The Brook Thistle has a clump-forming habit, with multiple stems emerging from the base of the plant. The stems are green, erect, and covered in spiny leaves. The leaves are dark green and deeply lobed, giving the plant a feathery appearance. The flowers are pink-purple and measure up to 5 cm in diameter. They bloom from June to August, and each flower head contains numerous tiny flowers.
Care Guide
The Brook Thistle is a relatively low-maintenance plant that is easy to care for. Here are some tips to help you care for your Cirsium Rivulare Atropurpureum:
- Water: The plant prefers moist soil, so water it regularly to keep the soil evenly moist.
- Fertilization: Fertilize the plant in the spring with a balanced fertilizer to encourage healthy growth and blooming.
- Soil: The plant prefers well-draining, fertile soil. Amend the soil with compost or well-rotted manure before planting.
- Sunlight: The Brook Thistle prefers full sun but can tolerate partial shade.
- Hardiness Zones: The plant is hardy in USDA zones 5-9.
Common Pests & Diseases
The Brook Thistle is relatively resistant to pests and diseases. However, it can be affected by powdery mildew and root rot if the soil is too wet. Aphids and spider mites can also be a problem, but they can be easily controlled with insecticidal soap.
Habitat
The Brook Thistle is native to the UK and Europe and can be found growing in a variety of habitats, including damp meadows, riverbanks, and open woodland. It prefers moist soil and full sun but can tolerate partial shade.
Question and Answer
Q: Can the Brook Thistle be grown in a container?
A: Yes, the plant can be grown in a container as long as the container is large enough to accommodate the plant’s roots.
Q: How often should I water the Brook Thistle?
A: Water the plant regularly to keep the soil evenly moist.
Q: Can I divide the plant?
A: Yes, the plant can be divided in the spring or fall. Use a sharp, clean knife to cut the plant into smaller sections, making sure each section has at least one stem and some roots.
Q: How long does the Brook Thistle bloom for?
A: The plant blooms from June to August.
Related Plants
- Cirsium Occidentale
- Cirsium Canum
- Cirsium Rivulare
References
- “Cirsium Rivulare Atropurpureum (Brook Thistle).” RHS. Royal Horticultural Society, n.d. Web. 22 Oct. 2021.
- “Cirsium Rivulare Atropurpureum.” Missouri Botanical Garden. Missouri Botanical Garden, n.d. Web. 22 Oct. 2021.
- “Cirsium Rivulare Atropurpureum.” Plant Finder. Crocus, n.d. Web. 22 Oct. 2021.
