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'Dark Opal' cultivar

Lamiaceae (Labiatae)

Dark green, oval leaves with flowers in whorls at end of stem.

Plant Form or Habit: upright

Plant Type: annual

Plant Use: beds & borders container plantings herbs

Propagation: seed

Light Requirement: high

Flower Color: white

Blooming Period: summer fall

Height: 2-3'

Width: 18-20"

Foliage Texture: medium

Heat Tolerance: high

Water Requirements: medium

Additional Comments: Used as a culinary herb in vegetables, soups, salads, and meats; remove flowers to promote vegetative growth.