yellow woodsorrel

Oxalis stricta L.

yellow woodsorrel - Oxalis stricta L. 08AU24
yellow woodsorrel - Oxalis stricta L. 08SE23
yellow woodsorrel - Oxalis stricta L. 12JL02

characteristics

Leaves are divided into three heart-shaped leaflets. At night, or if the plant is under stress such as direct sun or during storms, the leaves fold up. Delicate, 5 petalled flowers grow in clusters. When disturbed, mature seed capsules open explosively, ejecting seed up to 4 m. Circumpolar, originated in North America. Spreads readily; can be weedy.

T SSN H W sun soil H2O fire N2 pH summer fall flower (seed)
P C-Y 0.3 0.3 S/PS F-M-C D - - 6.8-7.2 green brown yellow

habitat

Everywhere in dry conditions.

uses

Birds: pine grosbeak, juncos, eat the seed.

All parts are edible. May be used sparingly in salads; has a sour taste. High in vitamin C.

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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