Photo of Trachelium caeruleum flower by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

Used with permission, all rights reserved

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Trachelium caeruleum

Also Known As

  • Blue Throatwort

Plant type

perennial

size

  • H: 3'
  • W: 2'

planting zones

  • 7a-11

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Trachelium caeruleum plant details

Trachelium caeruleum is a broadleaf deciduous perennial with green foliage. In summer purple flowers emerge. Attracts bees making it an excellent addition to pollinator gardens. Grows well with sun - mostly shade and regular - low water. Does well in average and well-drained soil.

CHARACTERISTICS OF Trachelium caeruleum

Plant type: perennial
Plant family: campanulaceae
Foliage: deciduous green
Mature size: 2 FT wide, 3 FT tall
Flowers: purple blooms in summer
Uses: container plant, cottage garden, cutting garden, easy-to-grow, fragrant, long-blooming, self-sowing

GROWING CONDITIONS for Trachelium caeruleum

USDA Zones: 7a - 11
Sun exposure: sun - mostly shade
Watering frequency: regular - low
Soil needs: average and well-drained

Nursery contributed plant descriptions

Related to the Bellflowers but with the look of a lovely blue Jupiters Beard this 2-4' Mediterranean native should be protected or treated as an unaggressive self-sowing annual; either way you?ll enjoy its show in blue. S/M
With a common name like “Throatwort,” you can see why this beautiful plant is not well known. Like a lavender-blue “Queen Anne’s Lace,” this Mediterranean perennial bears large, dense domes of intricate flowers dotted with tiny white “pins.” Lightly violet scented, the 3-4” clusters on upright stems look lovely in any garden & make trés romantic cut flowers. Easy to grow & vigorous. Blooms mid-Summer till Fall, just in time for the butterflies. Deadhead & give good drainage. To 3’ x 2’ & may self-sow.

Gardening facts about Trachelium caeruleum plant

How to Grow Trachelium caeruleum

  • Sun Exposure

    • sun - mostly shade
  • Water Needs

    • regular - low
  • Soil Needs

    • average
    • well-drained

Features

  • Foliage Color

    • green
  • Flower Color

    • purple
  • Wildlife

    • bees
  • Flower Season

    • summer
  • Foliage Season

    • deciduous
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