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Description
Olsynium Douglasii, commonly known as Douglas Meadow Blue-eyed Grass, is a perennial plant that belongs to the Iris family. It is native to western North America, including British Columbia, California, Oregon, and Washington. The plant produces small blue flowers with yellow centers that bloom from late spring to early summer. The leaves are narrow and grass-like, growing up to 10 inches in length. Olsynium Douglasii is a popular choice for rock gardens, borders, and naturalized areas.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Asparagales |
| Family | Iridaceae |
| Genus | Olsynium |
Appearance
Olsynium Douglasii grows up to 16 inches in height and spreads up to 12 inches. The plant produces small blue flowers with yellow centers that are about 1 inch in diameter. The flowers grow on long stems that rise above the grass-like leaves. The leaves are narrow and grow up to 10 inches in length. The plant has a clumping habit and forms dense tufts of foliage. Olsynium Douglasii is a highly attractive plant that adds a splash of color to any garden setting.
Care Guide
Olsynium Douglasii is a low-maintenance plant that requires minimal care. Here are some tips to help you take care of your Olsynium Douglasii:
- Water: Water the plant regularly during the growing season, making sure to keep the soil moist but not waterlogged.
- Fertilization: Fertilize the plant once a year in the spring using a balanced fertilizer.
- Soil: Plant Olsynium Douglasii in well-draining soil that is rich in organic matter.
- Sunlight: Place the plant in a location that receives full sun to partial shade.
- Hardiness Zones: Olsynium Douglasii is hardy in USDA zones 4 to 9.
Common Pests & Diseases
Olsynium Douglasii is generally free from pests and diseases. However, the plant may occasionally be affected by spider mites, thrips, and slugs. To prevent these pests, keep the plant healthy and well-watered. If you notice any signs of infestation, treat the plant with an appropriate insecticide or pesticide.
Habitat
Olsynium Douglasii is native to western North America, including British Columbia, California, Oregon, and Washington. The plant grows in meadows, open forests, and rocky slopes at elevations of up to 6,500 feet. It prefers well-draining soils that are rich in organic matter and requires full sun to partial shade.
Questions and Answers
Q: Is Olsynium Douglasii drought tolerant?
A: Olsynium Douglasii is moderately drought tolerant but prefers moist soil.
Q: Can I grow Olsynium Douglasii in a container?
A: Yes, Olsynium Douglasii can be grown in a container as long as the soil is well-draining and the container is large enough to accommodate the plant’s growth.
Q: Does Olsynium Douglasii attract pollinators?
A: Yes, Olsynium Douglasii attracts a variety of pollinators, including bees, butterflies, and hummingbirds.
Q: How often should I fertilize Olsynium Douglasii?
A: Fertilize Olsynium Douglasii once a year in the spring using a balanced fertilizer.
Related Plants
- Olsynium Insigne
- Olsynium Junceum
- Olsynium Nanum
References
- “Olsynium Douglasii.” Pacific Bulb Society, www.pacificbulbsociety.org/pbswiki/index.php/Olsynium.
- “Olsynium Douglasii.” Plant Finder, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=l120.
