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Plant Guide
Dracocephalum grandiflorum        

Dracocephalum grandiflorum


Pronunciation: dray-koh-SEF-uh-lum gran-dih-FLOR-um
Family: Lamiaceae
Common Name: Dragonhead
Plant Type:
  • perennial

Pests and Diseases:

rust, mildew, southern blight, spider mites


Propagation: divide or sow seed of perennials in containers in cold frame in autumn or spring, or root basal cuttings of young growth in mid to late spring.
Notes:

Attractive bilabiate purple flowers grow on short, dense, whorled spikes above stems of alternate ovate, somewhat pubescent leaves.

Plant Type: perennial

Plant Form or Habit: rounded/mounded

Plant Use: For rockgardens.

Propagation: seed division stem cuttings

Light Requirement: full sun

Flower Color: purple

Bloom Period: mid-summer

Height: Minimum: 12 inches Maximum: 20 inches

Width: Minimum: 12 inches Maximum: 24 inches

Foliage Texture: medium

USDA Hardiness Zone: 3 to 8; Heat zones 8 to 1

Water Requirements: average

Additional Comments: D. grandiflorum is sometimes referred to as D. rupestre. Our plants collapsed, perhaps because of a rainy summer paired with a dose of fertilizer.

Source: Cornell University


Submitted by: Pectiwiccan
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