Verbena hastata

blue vervain - Verbena hastata 10JL12

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blue vervain - Verbena hastata 11JL18-2

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blue vervain - Verbena hastata 06JL13-2
blue vervain - Verbena hastata 06JL13-1
blue vervain - Verbena hastata 11JL18-1

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characteristics

Green, coarsely toothed leaves that when crushed smell like mushrooms. Stems are erect, square and often purplish. Small, five-lobed blue purple flowers bloom on dense spikes. Flowers begin at the bottom of the spike and gradually open upward. Spreads readily by seed in wet years.

Starts from seed, container.

T SSN H W sun soil H2O fire N2 pH summer fall flower (seed)
BP W 1.2 0.2 S/PS F-M-C M - - 5.6-7.5 green grey-yellow purple-blue

habitat

Prairies, meadows, stream banks, and roadsides.

uses

Attracts butterflies.

A snuff made from dried flowers was used to treat nose bleeds.

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common > name = have on site
T = type: A = annual | B = biennial | P = perennial | SS = subshrub | D = deciduous | C = coniferous
██ = cold stratify | ██ = cold stratify & scarify | ██ = plant directly | ██ = scarify | ██ = not from seed
SSN = season: C = cool | W = warm | Y = late
H = height (in metres) | W = width (in metres) | B = bunch | S = sod | SB = sod/bunch
sun: S = full sun | S/PS = sun or partial shade | PS = partial shade | SH = full shade
soil: F = fine | M = medium | C = coarse
H2O = moisture requirement: D = dry | M = moist | W = wet | Z = aquatic
fire = fire tolerance: - = unknown | X = none | = some | •• = moderate | ••• = high tolerance
N2 = nitrogen fixing: = yes
summer = foliage colour | fall = foliage (stem) colour | flower (seed) = flower (seed / fruit) colour, if conspicuous
pH = acidity - alkalinity