Contents
Description
Carex Oshimensis Everillo is a Japanese sedge known for its bright yellow-green foliage, which stays vibrant all year long. It is a clump-forming perennial that typically grows up to 1 foot tall and spreads slowly by rhizomes. This grass-like plant is commonly used as a groundcover and in containers, rock gardens, and borders. It is also deer-resistant and low-maintenance, making it a popular choice for landscaping.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Liliopsida |
| Order | Poales |
| Family | Cyperaceae |
| Genus | Carex |
Appearance
The foliage of Carex Oshimensis Everillo is the main attraction, with its narrow leaves that grow up to 12 inches long and 1/4 inch wide. The leaves are a bright yellow-green color that intensifies in full sun and turns more chartreuse in shade. The plant produces small, inconspicuous flowers on spikes that emerge above the foliage in late spring to early summer. The flowers give way to brown seed heads that persist into winter and add some interest to the garden.
Care Guide
Carex Oshimensis Everillo is a low-maintenance plant that requires little attention once established. Here are some care tips:
- Water: Water regularly to keep the soil moist but not waterlogged. Avoid letting the soil dry out completely.
- Fertilization: Fertilize lightly in spring with a balanced fertilizer.
- Soil: Plant in well-draining soil that is rich in organic matter. Avoid heavy clay soils.
- Sunlight: Grow in full sun to part shade. The plant will tolerate some shade but may lose some of its vibrant color.
- Hardiness Zones: Carex Oshimensis Everillo is hardy in USDA zones 5-9.
Common Pests & Diseases
Carex Oshimensis Everillo is generally pest and disease resistant, but it can be susceptible to some issues:
- Leaf spots: This fungal disease can cause brown spots on the leaves. Remove affected leaves and avoid overhead watering.
- Aphids: These small insects can suck the sap from the plant and cause distorted growth. Spray with insecticidal soap or neem oil.
- Slugs and snails: These pests can eat holes in the leaves. Use slug bait or set out beer traps.
Habitat
Carex Oshimensis Everillo is native to Japan but is widely cultivated in temperate regions around the world. It grows best in moist, well-draining soils and is often found in woodland areas, meadows, and along stream banks. It is a popular landscaping plant due to its low maintenance and vibrant color.
Question and Answer
Q: Is Carex Oshimensis Everillo a good groundcover?
A: Yes, Carex Oshimensis Everillo is an excellent groundcover that spreads slowly by rhizomes and forms a dense mat of foliage.
Q: Can Carex Oshimensis Everillo be grown in containers?
A: Yes, Carex Oshimensis Everillo is well-suited for container gardening and can add a pop of color to mixed planters.
Q: Does Carex Oshimensis Everillo attract wildlife?
A: Carex Oshimensis Everillo is not known to attract wildlife, but its dense foliage can provide habitat for small animals and insects.
Q: How often should I fertilize Carex Oshimensis Everillo?
A: Fertilize Carex Oshimensis Everillo lightly in spring with a balanced fertilizer. Avoid over-fertilizing, as this can lead to leggy growth and reduced color intensity.
Related Plants
- Carex Buchananii
- Carex Comans
- Carex Morrowii
- Carex Testacea
References
- “Carex oshimensis ‘Everillo’.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=287991.
- “Carex oshimensis Everillo.” Royal Horticultural Society, www.rhs.org.uk/Plants/270019/Carex-oshimensis-Everillo/Details.
- “Japanese Sedge ‘Everillo’.” Dave’s Garden, davesgarden.com/guides/pf/go/213390/.
