trefle.io · Taken Aug 23, 2021 by Bart van Moorsel (cc-by-sa)
Gentianaceae
Marsh gentian
Gentiana pneumonanthe
Also known as Bog gentian, Gentiana pneumonanthe, Field gentian, Gentiana linearifolia
Native Plants · Marsh Gentian · Gentiana Pneumonanthe · Bog Plant · Blue Flowers · Wetland · Acidic Soil · Butterfly Plant · Wildflower · Specialist Plant · Endangered Species
Marsh gentian is a specialist plant that requires reliably moist, acidic, nutrient-poor soils and is best suited to bog gardens or naturalistic wetland plantings. It does not tolerate dry conditions, enriched soils, or alkaline pH, so careful site selection is essential. Reward for its specific needs is stunning deep blue trumpet flowers in late summer that are a highlight of any wildlife garden.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Keep soil consistently moist but never waterlogged; use soft or rainwater when possible as this plant is sensitive to lime · Every 5-7 days
- Maintenance
- High
- Soil pH
- 5–5.5
- Cycle
- Perennial
Form & growth
Mature size and habit
- Spacing
- 12 in apart
- Growth rate
- Moderate
- Flowers
- No
Ecology & origin
Where it belongs and what it brings
- Native to
- Albania, Altay, Austria, Baltic States, Belarus, Belgium, Bulgaria, Central European Rus, Czechoslovakia, Denmark, East European Russia, France, Germany, Great Britain, Hungary, Italy, Kazakhstan, Krasnoyarsk, Netherlands, North European Russi
- Attracts
- Bees, Butterflies
Sources: trefle, usda
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