scouringrush horsetail

Equisetum hyemale L.

scouringrush horsetail, Equisetum hyemale L. 10JL08
scouringrush horsetail, Equisetum hyemale L. 09JL23

characteristics

Stem is erect, green, jointed and grooved with numerous ridges. Leaves are tiny black *teeth* with white borders. A wax-like cone, with a blunt tip, is topped with a small point. Spheric spores are green. Reproduces by spores and rhizomes. Spreads rapidly by rhizomes radiating outward from the original plant. Can be invasive.

Starts from spores, bare root, cuttings.

T SSN H W sun soil H2O fire N2 pH summer fall flower (seed)
P C 1.6 0.4 S F-M-C DM-MW ••• - 4.5-6.5 green brown yellow-deep

habitat

Moist fields, roadsides, marshes, meadows.

uses

Cover for small mammals and wetland birds.

Decoction of plant used as a contraceptive.

Equisetum is the sole surviving genus of a group of primitive plants from the Carboniferous period (300 million years ago); some of which species reached up to 30 m tall.

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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