WorldFloraDB - Dracocephalum parviflorum

Characteristics

Taprooted, short-lived, 2–8 dm, inconspicuously short-hairy; lvs petiolate, the blade mostly lance-elliptic to broadly lance-triangular, 2.5–8 × 1–2.5 cm, coarsely serrate; infl dense and spike-like, 1.5–3.5 cm thick, often interrupted below, the terminal segment 2–10 cm; bracts subfoliaceous, mostly 1–3 cm sessile or nearly so, aristately few-toothed; cal 1 cm, the tube about equaling the aristate-tipped lobes; cor purplish, barely surpassing the cal, with short lips; 2n=14. Dry soil; Que. to Alas., s. to n. N.Y., Ill., and Ariz. May–July.

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A herb. It grows 90 cm high. The leaves are sword shaped and have large teeth. They have a few hairs. The flowers are pale blue to violet. They occur in spikes.

Life form	annual
Growth form	herb
Growth support	-
Foliage retention	deciduous
Sexuality	hermaphrodite
Pollination	entomogamy
Spread	-
Mature width (meter)	-
Mature height (meter)	1.0
Root system	tap-root
Rooting depth (meter)	-
Root diameter (meter)	-
Flower color
Blooming months	-
Fruit color	-
Fruiting months	-
Nitrogen fixer	-
Photosynthetic pathway	-

Environment

Dry, rocky or gravelly calcareous soils, often in recent clearings.

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It is a temperate plant. It suits plant hardiness zone 7.

Light
Soil humidity
Soil texture
Soil acidity
Soil nutriment	-
Hardiness (USDA)

Usage

Uses	medicinal spice
Edible	leaves seeds
Therapeutic use	Analgesic (leaf), Eye Medicine (leaf), Febrifuge (leaf), Antidiarrheal (unspecified), Panacea (unspecified), Pediatric Aid (unspecified)
Human toxicity	-
Animal toxicity	-

Cultivation

Can be grown by seedlings.

Mode	seedlings
Germination duration (days)	-
Germination temperacture (C°)	-
Germination luminosity	-
Germination treatment	-
Minimum temperature (C°)	-
Optimum temperature (C°)	-
Size	-
Vigor	-
Productivity	-