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Description
Hieracium Glaucinum is a species of flowering plant in the Asteraceae family. It is commonly known as the blue hawkweed and is native to Europe, but has also been introduced to North America. The plant produces yellow flowers that bloom in the summer months and can reach a height of up to 60 cm. It is a perennial herb that grows in clumps and spreads through underground rhizomes. The leaves are basal, lanceolate, and have a bluish-green color. The plant is often found in grassy areas, meadows, and pastures.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Hieracium |
Appearance
Hieracium Glaucinum has basal leaves that are lanceolate and have a bluish-green color. The plant produces yellow flowers that bloom in the summer months and can reach a height of up to 60 cm. It is a perennial herb that grows in clumps and spreads through underground rhizomes.
Care Guide
When caring for Hieracium Glaucinum, it is important to provide it with well-draining soil and full sun exposure. The plant should be watered regularly, but not over-watered, as it is susceptible to root rot. Fertilization can be done once a month during the growing season with a balanced fertilizer. Hieracium Glaucinum is hardy in USDA zones 4-8.
Common Pests & Diseases
Common pests that affect Hieracium Glaucinum include aphids, spider mites, and thrips. These pests can be controlled with insecticidal soap or neem oil. The plant is also susceptible to root rot if over-watered or if the soil does not drain well. Powdery mildew can also be a problem, especially in humid conditions.
Habitat
Hieracium Glaucinum is often found in grassy areas, meadows, and pastures. It is native to Europe, but has also been introduced to North America.
Question and Answer
Q: Is Hieracium Glaucinum a perennial plant?
A: Yes, Hieracium Glaucinum is a perennial herb.
Q: What is the hardiness zone for Hieracium Glaucinum?
A: Hieracium Glaucinum is hardy in USDA zones 4-8.
Q: What pests affect Hieracium Glaucinum?
A: Common pests that affect Hieracium Glaucinum include aphids, spider mites, and thrips.
Q: Where is Hieracium Glaucinum native to?
A: Hieracium Glaucinum is native to Europe, but has also been introduced to North America.
Related Plants
- Hieracium aurantiacum
- Hieracium caespitosum
- Hieracium pilosella
- Hieracium umbellatum
References
- Flora of North America: Hieracium Glaucinum
- USDA Plants Database: Hieracium Glaucinum
- Missouri Botanical Garden: Hieracium Glaucinum
