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Description:
Eryngium Planum Blue Cap, also known as Flat Sea Holly, is a herbaceous perennial plant that belongs to the Apiaceae family. It is native to Europe and Asia and is commonly found in meadows, grasslands, and rocky areas. The plant has a spiky, thistle-like appearance with bluish-green leaves and cone-shaped flowers that are blue in color.
Taxonomic Information:
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Eudicots |
| Order | Apiales |
| Family | Apiaceae |
| Genus | Eryngium |
Appearance:
Eryngium Planum Blue Cap grows up to 60 cm tall and 45 cm wide. The leaves are spiky, lance-shaped, and bluish-green in color. The flowers are cone-shaped and are surrounded by spiky bracts. The flowers are blue in color and bloom from mid-summer to early fall.
Care Guide:
Eryngium Planum Blue Cap is a low-maintenance plant that requires minimal care. Here are some tips to care for your plant:
- Water: Water the plant regularly, especially during the growing season. Make sure the soil is well-draining.
- Fertilization: Fertilize the plant once a month during the growing season with a balanced fertilizer.
- Soil: The plant prefers well-draining soil that is rich in organic matter.
- Sunlight: The plant requires full sun to partial shade to thrive.
- Hardiness Zones: Eryngium Planum Blue Cap is hardy in zones 5-9.
Common Pests & Diseases:
Eryngium Planum Blue Cap is relatively pest and disease resistant. However, it can be susceptible to root rot if the soil is poorly drained. The plant can also be affected by aphids and spider mites. To prevent these pests, avoid overwatering and keep the plant in a well-ventilated area.
Habitat:
Eryngium Planum Blue Cap is native to Europe and Asia and is commonly found in meadows, grasslands, and rocky areas. It prefers well-draining soil and full sun to partial shade.
Question and Answer:
Q: Can Eryngium Planum Blue Cap be grown in containers?
A: Yes, Eryngium Planum Blue Cap can be grown in containers as long as the soil is well-draining.
Q: How often should I fertilize Eryngium Planum Blue Cap?
A: Fertilize the plant once a month during the growing season with a balanced fertilizer.
Q: What is the best time to plant Eryngium Planum Blue Cap?
A: The best time to plant Eryngium Planum Blue Cap is in the spring after the last frost.
Q: Is Eryngium Planum Blue Cap deer-resistant?
A: Yes, Eryngium Planum Blue Cap is deer-resistant.
Related Plants:
- Eryngium alpinum
- Eryngium giganteum
- Eryngium yuccifolium
References:
- “Eryngium Planum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=j190. Accessed 2 July 2021.
- “Eryngium Planum Blue Cap.” American Meadows, www.americanmeadows.com/eryngium-planum-blue-cap. Accessed 2 July 2021.
- “Eryngium Planum Blue Cap.” Gardenia, www.gardenia.net/plant/eryngium-planum-blue-cap. Accessed 2 July 2021.
