Photo of Gentiana clausa flower by Kristine Paulus

Photo by Kristine Paulus

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Gentiana clausa

Also Known As

  • Bottle Gentian
  • Closed Gentian

Plant type

perennial

size

  • H: 36"
  • W: 18"

planting zones

  • 4a-8b

Gentiana clausa plant details

Gentiana clausa is a broadleaf deciduous perennial with green foliage. In fall and winter blue flowers emerge. Grows well with mostly shade - shade and regular water. Does well in average and well-drained soil.

CHARACTERISTICS OF Gentiana clausa

Plant type: perennial
Plant family: gentianaceae
Foliage: deciduous green
Mature size: 0 - 18 IN - wide, 0 - 36 IN - tall
Flowers: blue blooms in fall and winter

GROWING CONDITIONS for Gentiana clausa

USDA Zones: 4a - 8b
Sun exposure: mostly shade - shade
Watering frequency: regular
Soil needs: average and well-drained

Nursery contributed plant descriptions

One of the best of the closed bottle gentians because its clusters of blue flowers are large, this 2 foot native (from Maine to NC and Tenn.) has glossy green foliage and produces its flowers late summer into fall. PSh/M

Gardening facts about Gentiana clausa plant

How to Grow Gentiana clausa

  • Sun Exposure

    • mostly shade - shade
  • Water Needs

    • regular
  • Soil Needs

    • average
    • well-drained

Features

  • Foliage Color

    • green
  • Flower Color

    • blue
  • Flower Season

    • fall
    • winter
  • Foliage Season

    • deciduous

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