Columbian Larkspur (Delphinium Trolliifolium) is a perennial herb in the Ranunculaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 5-8. This plant is toxic to cats and dogs — keep it out of reach of pets.
Delphinium trolliifolium is a herbaceous perennial native to the Pacific Northwest, characterized by striking blue flowers with a white petal interior.
Columbian Larkspur
Delphinium Trolliifolium
Delphinium trolliifolium is a herbaceous perennial native to the Pacific Northwest, characterized by striking blue flowers with a white petal interior.
Quick Facts
Safety
Growing Conditions
Care Calendar
Monthly care tasks for Columbian Larkspur
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
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Growth Hack
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