field milkvetch

Astragalus agrestis

ascending purple milkvetch, Astragalus striatus - 12MA23
ascending purple milkvetch, Astragalus striatus - 10MA21
ascending purple milkvetch, Astragalus striatus - 11SE05

characteristics

A tufted under-story perennial growing from a tap-root with numerous ascending, greyish-green hairy stems. Leaves are alternate, with up to 20 oblong shaped leaflets. Pinkish purple flowers bloom in a dense spiked cluster. Self seeds readily; tends to form colonies.
A member of the pea family.

USDA calls this plant: prairie milkvetch, Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S.L. Welsh

May be poisonous to livestock; horses in particular.

T SSN H W sun soil H2O fire N2 pH summer fall flower (seed)
P CW 0.2 0.2 S/PS F-M-C DM ••• - - green bronze pink-purple

habitat

Rocky fields, roadsides, open woods and ravines.

uses

Seeds are eaten by a variety of field birds and small mammals.

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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