Hamamelis virginiana L.

American witchhazel (en), Noisetier de sorcière (fr)

Species

Angiosperms > Saxifragales > Hamamelidaceae > Hamamelis

Characteristics

A shrub. It has many trunks. It has an open upright habit. It grows 3.5-6 m high. The trunks can be 1 cm across. The trunk is leaning and crooked. It loses its leaves during the year. The leaves are alternate, simple and have teeth along the edge. The leaves are dark green and broadly oval. They are wavy along the edge. They are 6-15 cm long. They turn yellow and fall in autumn. The flowers are small and twisted. They are yellow and have a scent. The flowers occur in clusters of 3 in the axils of leaves. The fruit are small capsules. They are beaked and woody. They are hairy and orange. They contain 2 black seeds. They mature and split open in about one year. The seeds are ejected forcibly and the capsules remain.
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Shrubs or small trees , to 6(-10.6) m, suckering, forming dense clumps, not aromatic and resinous. Leaves not persistent in winter; petioles 6-15(-20) mm. Leaf blade broad-elliptic to nearly rounded or obovate, 3.7-16.7 × 2.5-13 cm, base strongly oblique and rounded, sometimes somewhat cuneate and weakly oblique, apex acute to short-acuminate or broadly rounded; surfaces abaxially pale green, not glaucous. Flowers appearing in autumn, faintly fragrant; calyx adaxially yellow-green to yellow; petals pale to deep yellow, rarely reddish, 10-20 mm; staminodes conspicuously dilated. Capsules 10-14 mm. Seeds 5-9 mm. 2 n = 24.
Shrub to 5 m; lvs broadly obovate or obovate-oblong, 5–15 cm, with several or many rounded teeth, inequilateral at the broadly rounded or subcordate base, often stellate beneath; pet spreading, 1.5–2 cm, yellow or seldom reddish; sep dull yellowish-brown within; fr ovoid or thickly ellipsoid, 1–1.5 cm, the hypanthium often bearing the persistent sep; 2n=24. Moist woods; Que. and N.S. to n. Mich. and Minn., s. to Fla. and Tex. Oct., Nov., the fr ripe a year later.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 2.5 - 4.0
Mature height (meter) 4.0 - 8.0
Root system -
Rooting depth (meter) 0.5
Root diameter (meter) 0.5
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Edges of dry or moist woods, in rich soil and on the rocky banks of streams. The best specimens are found in deep rich soils.
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A temperate plant. It grows in moist, shaded sites as an understorey tree. It suits hardiness zones 7-9. Arboretum Tasmania.
Light 4-9
Soil humidity 4-6
Soil texture 3-5
Soil acidity 2-6
Soil nutriment -
Hardiness (USDA) 5-9

Usage

The seeds are eaten. The leaves are used for tea. They are sweetened with maple sugar.
Uses beverage cosmetics environmental use gene source material medicinal ornamental tea wood
Edible leaves seeds stems
Therapeutic use Tuberculosis Remedy (bark), Dermatological Aid (bark), Emetic (bark), Eye Medicine (bark), Antidiarrheal (bark), Dietary Aid (bark), Kidney Aid (bark), Misc. Disease Remedy (bark), Orthopedic Aid (bark), Pulmonary Aid (bark), Venereal Aid (bark), Dermatological Aid (leaf), Heart Medicine (leaf), Panacea (root), Tuberculosis Remedy (root), Ceremonial Medicine (seed), Other (seed), Gynecological Aid (shoot), Orthopedic Aid (shoot), Tuberculosis Remedy (tuber), Analgesic (unspecified), Cold Remedy (unspecified), Febrifuge (unspecified), Gynecological Aid (unspecified), Throat Aid (unspecified), Antiemetic (unspecified), Antirheumatic (Internal) (unspecified), Blood Medicine (unspecified), Cough Medicine (unspecified), Respiratory Aid (unspecified), Toothache (unspecified), Orthopedic Aid (unspecified), Ache(Back) (unspecified), Alterative (unspecified), Antidiarrheic (unspecified), Antiseptic (unspecified), Astringent (unspecified), Bruise (unspecified), Cancer (unspecified), Chewstick (unspecified), Cosmetic (unspecified), Eye (unspecified), Hemorrhoids (unspecified), Hemostat (unspecified), Hemostatic (unspecified), Inflammation (unspecified), Medicine (unspecified), Myalgia (unspecified), Piles (unspecified), Poultice (unspecified), Refrigerant (unspecified), Scalp (unspecified), Sedative (unspecified), Skin (unspecified), Sprain (unspecified), Steam-Bath (unspecified), Tonic (unspecified), Tumor (unspecified), Varicose Veins (unspecified), Witchhazel (unspecified), Wound (unspecified), Anodyne (unspecified), Hemorrhage (unspecified), Lameness (unspecified), Tea (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed. Germination can take a year. Plants can also be grown from cuttings, grafting or budding.
Mode cuttings seedlings
Germination duration (days) 270 - 365
Germination temperacture (C°) 16 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -32
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Hamamelis virginiana habit picture by Lawrence Chu (cc-by-sa)
Hamamelis virginiana habit picture by Matthias Foellmer (cc-by-sa)
Hamamelis virginiana habit picture by Tim Rutland (cc-by-sa)

Leaf

Hamamelis virginiana leaf picture by Danielle Lavigne (cc-by-sa)
Hamamelis virginiana leaf picture by David Hinds (cc-by-sa)
Hamamelis virginiana leaf picture by William Coville (cc-by-sa)

Flower

Hamamelis virginiana flower picture by Ken Schafer (cc-by-sa)
Hamamelis virginiana flower picture by K O (cc-by-sa)
Hamamelis virginiana flower picture by Bruce Winter (cc-by-sa)

Fruit

Hamamelis virginiana fruit picture by Nancy Schiano (cc-by-sa)
Hamamelis virginiana fruit picture by William Coville (cc-by-sa)
Hamamelis virginiana fruit picture by Susan Mene (cc-by-sa)

Distribution

Hamamelis virginiana world distribution map, present in Canada and United States of America

Conservation status

Hamamelis virginiana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:430697-1
WFO ID wfo-0001065240
COL ID 3JH4V
BDTFX ID 75837
INPN ID 100737
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Hamamelis virginiana f. parvifolia Lomilis ciliata Trilopus riparia Hamamelis riparia Hamamelis rotundifolia Hamamelis communis Hamamelis nigra Hamamelis parvifolia Hamamelis androgyna Hamamelis corylifolia Hamamelis dioica Hamamelis macrophylla Trilopus dentata Trilopus nigra Trilopus parvifolia Trilopus rotundifolia Trilopus virginica Hamamelis virginiana f. rubescens Trilopus hyemalis Hamamelis dentata Hamamelis hyemalis Hamamelis virginiana var. angustifolia Hamamelis virginiana var. orbiculata Hamamelis virginica var. macrophylla Hamamelis virginica var. parvifolia Hamamelis virginiana subsp. virginiana Hamamelis caroliniana Hamamelis virginiana var. virginiana Trilopus nigra var. catesbiana Trilopus virginiana var. angustifolia Trilopus virginiana var. orbiculata Hamamelis virginiana var. henryae Hamamelis virginiana

Lower taxons

Hamamelis virginiana subsp. vernalis Hamamelis virginiana var. mexicana