Slender Gentian (Comastoma Tenellum) is a annual or biennial herb in the Gentianaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.
Comastoma tenellum is a slender, hairless annual or biennial herb with 4-angled stems, native to Europe, Mongolia, Himalaya, Morocco, and parts of North America.

Slender Gentian
Comastoma Tenellum
Comastoma tenellum is a slender, hairless annual or biennial herb with 4-angled stems, native to Europe, Mongolia, Himalaya, Morocco, and parts of North America.
Quick Facts
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Growing Conditions
Care Calendar
Monthly care tasks for Slender Gentian
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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