Contents
Description
Eremurus, commonly known as the Sword Lily, is a perennial herb that belongs to the Asphodelaceae family. It is native to the Himalayan region, Central Asia, and Iran. The plant produces tall spikes of flowers that can reach up to 10 feet high, and blooms in late spring and early summer. The flowers may be yellow, pink, orange, or white, and are densely packed together on the spike.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Monocots |
| Order | Asparagales |
| Family | Asphodelaceae |
| Genus | Eremurus |
Appearance
Eremurus has long, narrow leaves that are arranged in a basal rosette. The leaves are usually green or bluish-green in color and are about 2-3 feet long. The flowers are borne on a tall, unbranched spike that arises from the center of the rosette. The spike is densely packed with small flowers that are usually 1-2 inches in diameter. The flowers have six petals that are arranged in a trumpet shape, and they come in a variety of colors, including yellow, pink, orange, and white.
Care Guide
Eremurus is a low-maintenance plant that is easy to grow. Here are some care tips:- Water: Eremurus prefers well-draining soil that is kept moderately moist. Water the plant deeply once a week during the growing season, and reduce watering in the winter.- Fertilization: Apply a balanced fertilizer in early spring, just as new growth appears.- Soil: Eremurus prefers well-draining soil that is rich in organic matter. Amend heavy clay soil with compost or sand to improve drainage.- Sunlight: Eremurus requires full sun to thrive. Plant the bulbs in a location that receives at least 6 hours of direct sunlight per day.- Hardiness Zones: Eremurus is hardy in USDA zones 5-9.
Common Pests & Diseases
Eremurus is generally resistant to pests and diseases, but it may be susceptible to root rot if planted in poorly drained soil. Here are some common issues to watch out for:- Root Rot: This fungal disease can be caused by overwatering or poorly drained soil. Symptoms include yellowing leaves and wilting. To prevent root rot, plant Eremurus in well-draining soil and avoid overwatering.- Aphids: These small, soft-bodied insects may feed on the leaves and stems of Eremurus, causing stunted growth and distorted leaves. Use insecticidal soap to control aphids.
Habitat
Eremurus is native to the Himalayan region, Central Asia, and Iran. It grows in rocky, well-draining soil in mountain meadows and scrublands. In cultivation, Eremurus prefers well-draining soil and full sun.
Question and Answer
Q: Can Eremurus be grown in containers?
A: Yes, Eremurus can be grown in containers as long as the container is large enough to accommodate the long taproot. Use a well-draining potting mix and make sure the container has a drainage hole.
Q: How often should Eremurus be fertilized?
A: Apply a balanced fertilizer in early spring, just as new growth appears. Do not fertilize during the winter dormancy period.
Q: How long do Eremurus flowers last?
A: Eremurus flowers typically last for 2-3 weeks.
Q: Can Eremurus tolerate frost?
A: Eremurus is hardy in USDA zones 5-9 and can tolerate frost. However, it is best to protect the plant from extreme cold by covering it with a layer of mulch in the winter.
Related Plants
– Asphodelus- Kniphofia- Hemerocallis- Agapanthus- Iris
References
– “Eremurus: Sword Lily.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=m850.- “Eremurus.” Royal Horticultural Society, www.rhs.org.uk/Plants/6820/Eremurus/Details. – “Eremurus.” The National Gardening Association, garden.org/plants/group/eremurus/962.
