Delphinium Barbeyi

Description

Delphinium Barbeyi, also known as Barbey’s Larkspur, is a stunning herbaceous perennial plant that belongs to the buttercup family, Ranunculaceae. It is native to the western United States, particularly in the Rocky Mountains and surrounding areas. The plant produces tall spikes of beautiful blue flowers that bloom in early to mid-summer. The flowers are arranged in a loose, elongated cluster that can grow up to 2 feet long. Delphinium Barbeyi is an excellent addition to any garden, providing a vibrant burst of color and attracting pollinators such as bees and butterflies.

Taxonomic Information

Appearance

Delphinium Barbeyi can grow up to 3 feet tall and 2 feet wide. The plant has a clump-forming growth habit and produces a basal rosette of deeply lobed leaves that are dark green in color. The leaves are palmate, with 5 to 7 lobes, and can grow up to 6 inches wide. The flowers of Delphinium Barbeyi are the main attraction, with their striking blue color and intricate shape. Each flower has 5 petals that form a spur at the back, giving the flower its distinct shape. The flowers can grow up to 1 inch in diameter and are arranged in a loose, elongated cluster.

Care Guide

Delphinium Barbeyi is a relatively low-maintenance plant that thrives in full sun to partial shade. Here are some care tips to help your Delphinium Barbeyi grow and thrive:Water: Delphinium Barbeyi prefers consistently moist soil, especially during periods of hot weather. Water regularly to keep the soil moist but not waterlogged.Fertilization: Fertilize Delphinium Barbeyi with a balanced, all-purpose fertilizer in the spring when new growth appears.Soil: Delphinium Barbeyi prefers well-draining soil that is rich in organic matter. Amend the soil with compost or well-rotted manure before planting.Sunlight: Delphinium Barbeyi prefers full sun to partial shade. Plant in an area that receives at least 6 hours of direct sunlight per day.Hardiness Zones: Delphinium Barbeyi is hardy in USDA zones 3-8.

Common Pests & Diseases

Delphinium Barbeyi is relatively resistant to pests and diseases. However, here are some common issues to watch out for:Pests: Aphids and slugs can sometimes be a problem for Delphinium Barbeyi. Use insecticidal soap or diatomaceous earth to control aphids, and handpick or use bait traps to control slugs.Diseases: Powdery mildew and crown rot can sometimes affect Delphinium Barbeyi. Ensure proper air circulation around the plant and avoid overhead watering to prevent powdery mildew. Avoid overwatering to prevent crown rot.

Habitat

Delphinium Barbeyi is native to the western United States, particularly in the Rocky Mountains and surrounding areas. It is commonly found in open meadows, rocky slopes, and along streams at elevations of 4,000 to 11,000 feet.

Question and Answer

Q: Can Delphinium Barbeyi grow in containers?
A: Yes, Delphinium Barbeyi can grow in containers as long as the container is at least 12 inches deep and wide. Ensure the soil is well-draining and keep the plant consistently moist.Q: Can Delphinium Barbeyi tolerate hot weather?
A: Delphinium Barbeyi prefers cooler temperatures and can struggle in hot weather. Ensure the plant receives consistent moisture and provide some shade during the hottest part of the day.Q: Can Delphinium Barbeyi be divided?
A: Yes, Delphinium Barbeyi can be divided every 3-4 years in the spring or fall. Dig up the plant and divide it into smaller sections, ensuring each section has a healthy root system.Q: How long do Delphinium Barbeyi flowers last?
A: Delphinium Barbeyi flowers typically last for 2-3 weeks in early to mid-summer.

Related Plants

Here are some related plants to Delphinium Barbeyi:

• Delphinium elatum (Bee Larkspur)
• Delphinium grandiflorum (Chinese Delphinium)
• Delphinium nudicaule (Canyon Larkspur)
• Delphinium tricorne (Dwarf Larkspur)

References

• “Delphinium barbeyi.” Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=j510
• “Delphinium barbeyi.” High Country Gardens. https://www.highcountrygardens.com/perennial-plants/delphinium/delphinium-barbeyi
• “Delphinium barbeyi.” Colorado State University Extension. https://extension.colostate.edu/topic-areas/yard-garden/delphinium-barbeyi-7-441/