Contents
Description
Carex Glaucodea, commonly known as Blue Sedge or Grey Sedge, is a perennial ornamental grass native to North America. It is a popular choice for gardeners due to its striking blue-grey foliage and its ability to thrive in a variety of growing conditions.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Poales |
| Family | Cyperaceae |
| Genus | Carex |
Appearance
Carex Glaucodea typically grows up to 2 feet tall and wide. Its leaves are narrow and arching, growing in clumps. The foliage is blue-grey in color, which gives the plant its common name. In late spring, the plant produces small brownish-green flowers on spikes that rise above the foliage.
Care Guide
Water
Carex Glaucodea prefers moist soil, so it is important to keep the soil consistently moist. Water the plant deeply once a week, or more often during hot and dry weather.
Fertilization
Fertilize Carex Glaucodea with a slow-release fertilizer in the spring, before new growth appears. Follow the package instructions for the amount to use.
Soil
Carex Glaucodea prefers well-draining soil that is rich in organic matter. It can tolerate a range of soil types, including sand, loam, and clay.
Sunlight
Carex Glaucodea prefers partial to full shade, although it can tolerate some sun exposure. Too much sun can cause the foliage to fade.
Hardiness Zones
Carex Glaucodea is hardy in USDA zones 5-9.
Common Pests & Diseases
Carex Glaucodea is relatively pest and disease resistant. However, it can be susceptible to fungal diseases such as rust and leaf spot. Proper watering and air circulation can help prevent these diseases.
Habitat
Carex Glaucodea is native to North America, where it grows in wetlands, marshes, and along stream banks. It can also be found in wooded areas and meadows.
Question and Answer
Q: Can Carex Glaucodea be grown in containers?
A: Yes, Carex Glaucodea can be grown in containers as long as the soil is kept consistently moist and the plant is given partial to full shade.
Q: How often should I fertilize Carex Glaucodea?
A: Fertilize Carex Glaucodea once a year in the spring with a slow-release fertilizer.
Q: Can Carex Glaucodea tolerate drought?
A: No, Carex Glaucodea prefers consistently moist soil and can be damaged by drought.
Q: How can I propagate Carex Glaucodea?
A: Carex Glaucodea can be propagated by division in the spring or fall. Dig up the plant and separate the clumps into smaller sections, each with its own roots and foliage.
Related Plants
- Carex flacca
- Carex morrowii
- Carex oshimensis
- Carex pensylvanica
References
- “Carex glaucodea.” Missouri Botanical Garden. www.missouribotanicalgarden.org.
- “Carex glaucodea.” North Carolina State University Extension. content.ces.ncsu.edu.
- “Carex glaucodea – Blue Sedge.” Illinois Wildflowers. www.illinoiswildflowers.info.
