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Lake Michigan Blue Bloom Lake Michigan Blue Greenhouse

Trachelium Lake Michigan Blue

Seed supplied as: Pelleted.
The Lake Collection offers simplified ordering and production to fill year-round orders. Long-day flowering varieties need 16 to 18 hours of daylength to flower and produce the large central umbel with smaller side umbels or “satellites.” Excellent vase life and good shippability. Foliage is medium green unless noted.

Stem length: 30 to 42 in./76 cm to 1 m
Planting density: 6 plants/ft.2 (66 plants/m2) without pinch
Best for: Greenhouse

Plug crop time: 7 to 9 weeks
Transplant to finish: 10 to 18 weeks

Lake Michigan Series
(Spring and Autumn-Flowering)
  • The greatest potential for year-round production in mild climates.
  • Mid-season flowering (transitional Group 3) for mid-Winter to early Spring transplants to yield late Spring to early Summer flowers.
  • May also be transplanted late Summer to early Autumn for Autumn to early Winter flowering.
Lake Forest Series
  • Transplant in Autumn to early Winter for flowering in mid-Winter to early Spring.

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Plant Information

Scientific Name : Trachelium caeruleum

Common Name : Throat Flower

Blooming Season : Spring, Autumn

Plant Habit : Upright

Height : 30 - 42" (76 - 107cm)

Exposure : Partial Sun, Sun

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