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Hamamelis vernalis
Hamamelis vernalis
Hamamelis vernalis
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Hamamelis vernalis
Blooming in late February in the southern Ozarks
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Hamamelidaceae
Genus: Hamamelis
Species:
H. vernalis
Binomial name
Hamamelis vernalis

Hamamelis vernalis, the Ozark witchhazel[1] (or witch-hazel)[2] is a species of flowering plant in the witch-hazel family Hamamelidaceae, native to the Ozark Plateau in central North America, in Missouri, Oklahoma, and Arkansas.[3] It is a large deciduous shrub growing to 4 m (13 ft) tall.

Description

[edit]

Hamamelis vernalis spreads by stoloniferous root sprouts. The leaves are oval, 7–13 cm (2+3⁄4–5 in) long and 6.7–13 cm (2+5⁄8–5+1⁄8 in) broad, cuneate to slightly oblique at the base, acute or rounded at the apex. They have a wavy-toothed or shallowly lobed margin, and a short, stout petiole 7–15 mm (0.28–0.59 in) long. The leaves are dark green above, and glaucous beneath, and often persist into the early winter.

The flowers are deep to bright red, rarely yellow, with four ribbon-shaped petals 7–10 mm (0.28–0.39 in) long and four short stamens, and grow in clusters. Flowering begins in mid winter and continues until early spring. The Latin specific epithet vernalis means "spring-flowering".[4]

The fruit is a hard woody capsule 10–15 mm (3⁄8–5⁄8 in) long, which splits explosively at the apex at maturity one year after pollination, ejecting the two shiny black seeds up to 10 m (33 ft) distant from the parent plant.

Although often occurring with the related Hamamelis virginiana, H. vernalis does not intergrade, and can be distinguished by its flowering in late winter (December to March in its native range), rather than fall.[3][5]

Cultivation and uses

[edit]

Hamamelis vernalis is valued in cultivation for its strongly scented flowers appearing in late winter, when little else is growing. Several cultivars have been selected, mainly for variation in flower color, including 'Carnea' (pink flowers), 'Red Imp' (petals red with orange tips), and 'Squib' (vivid yellow flowers).[3][6]

  • New foliage, spent flowers
    New foliage, spent flowers
  • Flowers of Hamamelis vernalis 'Autumn embers' (copper-red)
    Flowers of Hamamelis vernalis 'Autumn embers' (copper-red)

References

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Revisions and contributorsEdit on WikipediaRead on Wikipedia

Hamamelis vernalis

View on Grokipedia
from Grokipedia
Hamamelis vernalis, commonly known as Ozark or vernal , is a in the Hamamelidaceae native to the Ozark Plateau region of the , including southern , northwestern , eastern Oklahoma, and parts of and . This multi-stemmed plant typically grows 6–10 feet (1.8–3 meters) tall with a rounded to vase-shaped form and a spread of 8–15 feet, often forming colonies through root suckers. It features alternate, simple, obovate to ovate leaves that measure 3–6 inches long, emerging with reddish-bronze tints in spring, maturing to blue-green, and turning vibrant shades of yellow, orange, or red in fall. The most distinctive feature of H. vernalis is its showy, fragrant flowers, which appear in axillary clusters along bare stems from late January to early April, often before the leaves emerge, providing early-season interest in gardens and natural settings. Each flower consists of four narrow, strap-like petals, 0.2–0.3 inches long, typically yellow but varying from orange to reddish-purple, with a contrasting red inner calyx. In its native of gravelly stream beds, rocky slopes, and wooded hillsides, it thrives in moist, well-drained, acidic soils but demonstrates tolerance for clay, , and poor drainage. Widely cultivated for its winter bloom, fall foliage, and value—including attracting songbirds with its seeds and resisting deer browsing—H. vernalis is hardy in USDA zones 4–8 and prefers full sun to partial shade for optimal flowering, though it requires low maintenance once established. Several cultivars exist, such as 'Autumn Embers' with copper-red flowers and enhanced fall color, and dwarf or weeping forms, enhancing its appeal in ornamental landscapes, rain gardens, and . While generally pest-resistant, it may occasionally suffer from caterpillars, scale, or powdery mildew.

Taxonomy

Classification

Hamamelis vernalis belongs to the kingdom Plantae, phylum Tracheophyta, class Magnoliopsida, order , family Hamamelidaceae, genus Hamamelis, and species vernalis Sarg.GBIF. This placement reflects its status as a dicotyledonous within the woody angiosperms.USDA Plants Database. No widely recognized synonyms exist at the species level for H. vernalis, though it is distinct from the related L., the common , which differs in distribution and .POWO. Phylogenetically, H. vernalis is positioned within the Hamamelidaceae, a encompassing approximately 30 genera and around 100 of mostly temperate shrubs and trees.eFloras. The genus Hamamelis includes five accepted , three native to eastern (H. vernalis, H. virginiana, and H. ovalis) and two to (H. japonica and H. mollis).POWO.

Etymology

The genus name Hamamelis derives from the Greek words hama, meaning "together" or "at the same time," and melos (often rendered as melon), meaning "fruit," alluding to the plant's characteristic of bearing mature fruits and flowers simultaneously on the same branches. The specific epithet vernalis originates from the Latin vernalis, signifying "pertaining to spring" or "vernal," which reflects the species' early flowering period from late winter to early spring, distinguishing it from later-blooming relatives. The common name "Ozark witch hazel" incorporates "Ozark" to denote its native range across the Ozark Plateau in southern , northwestern , and eastern Oklahoma. The "witch hazel" portion stems from wyche or wice, meaning "pliable" or "bendable," referring to the flexible forked branches historically used in dowsing rods for locating sources, a practice rooted in ; the "hazel" element arises from the superficial resemblance of its leaves to those of hazel (Corylus) trees.

Description

Growth habit and morphology

Hamamelis vernalis is a or small typically growing 2–4 m (6–13 ft) tall and 3–4.5 m (10–15 ft) wide, forming a multi-stemmed, rounded to vase-shaped habit with an irregular, open crown of crooked branches. The plant spreads via stolons and widespreading roots, often forming dense colonies in the wild, and exhibits a slow to medium growth rate with zig-zag young twigs that are pubescent, becoming glabrous and smooth with age. Older bark is tight and smooth, light gray to gray-brown, sometimes with gray blotches, and lacks the peeling characteristic of some related species. The leaves are alternate, simple, and mostly obovate to oval or ovate, measuring 7–13 cm (3–5 in) long and up to 13 cm (5 in) wide, with a narrowed to cuneate or weakly oblique base, acute to rounded apex, and wavy to lobed, toothed margins. Emerging foliage often shows reddish-bronze or purple tints, maturing to dark green above with sunken veins, while the underside is paler, (bluish), and sparsely hairy with prominent veins. In autumn, leaves turn yellow to orange-red before typically dropping, though they may persist into winter. This species tolerates poor, rocky soils and demonstrates resilience in forming colonies through , contributing to its adaptation in natural settings.

Flowers, fruits, and reproduction

The flowers of Hamamelis vernalis emerge in late winter to early spring, typically from December to March, on naked branches before the leaves appear. They are arranged in clusters of 2–4 and are distinctly fragrant, often emitting a subtle vanilla-like scent. Each flower features four strap-shaped petals measuring 7–10 mm long, which are reddish, , orange, or occasionally , and curl or unfurl with temperature changes. The calyx has a deep purple or red inner surface, providing a contrasting color to the petals. The fruits are woody, two-beaked capsules that develop from the flowers and mature in late summer to autumn, around September or October. These capsules measure 10–15 mm in length and contain two shiny black seeds, each about 7–9 mm long. Upon maturation, the capsules undergo explosive dehiscence, splitting open to eject the seeds ballistically up to 10 m from the parent plant. Reproduction in H. vernalis is primarily sexual through seed production, with individual flowers being functionally monoecious (hermaphroditic), though rare dioecious tendencies have been noted in the . Vegetative occurs via stolons or suckers, allowing the plant to form colonies.

Distribution and habitat

Geographic range

Hamamelis vernalis is native to the Ozark Plateau in central , with its distribution including southern , northwestern , eastern Oklahoma, eastern , and . The species occurs at elevations ranging from 100 to 400 meters. It was first described by Charles Sprague Sargent in 1908, based on specimens collected from . Beyond its native range, H. vernalis is occasionally cultivated in USDA hardiness zones 4 through 8, particularly in ornamental gardens, but it has not become widely naturalized outside its original distribution.

Habitat preferences

Hamamelis vernalis thrives in well-drained, rocky or gravelly, acidic soils in limestone-rich environments. It commonly occurs along banks, bluffs, and edges, where the substrate provides stability and adequate drainage. The species exhibits strong tolerance to periodic flooding, allowing it to persist in riparian zones subject to seasonal water fluctuations. In its native range, this shrub favors partial shade within the of oak-hickory forests, benefiting from the dappled light that filters through the canopy. It is often associated with dominant trees such as post oak () and black hickory (Carya texana), which characterize the dry to mesic woodlands of the region and contribute to the suitable for its establishment. The plant is adapted to a featuring cold winters, with average lows reaching below freezing, and moderate summers that support its habit. Its aligns closely with the of the Ozark Plateau, where sinkholes, caves, and rocky outcrops enhance soil aeration and drainage while influencing local .

Ecology

Flowering

Hamamelis vernalis, commonly known as Ozark , exhibits a distinctive flowering adapted to mid-winter conditions. The species typically blooms from late December to early April, with peak flowering often occurring from January to March in its native range across the Ozark Plateau. Individual produce flowers over a duration of 4 to 8 weeks, featuring clusters of small, spidery blooms with four strap-like petals in , orange, or red that emerge on bare stems before leaf-out. These flowers are notably frost-resistant, remaining viable through subfreezing temperatures and providing extended winter interest. Once initiated, the blooms persist through variable winter weather, with their subtle fragrance intensifying on milder, warmer days to enhance attraction under favorable microclimates. This phenological timing ensures in a season with limited competition from other flowering . In comparison to its close relative Hamamelis virginiana, which flowers in autumn from October to December, H. vernalis blooms significantly earlier, creating temporal niche separation that reduces overlap in resource use and potential hybridization within shared habitats. This divergence in underscores the within the genus, allowing H. vernalis to exploit winter conditions while H. virginiana aligns with fall leaf .

Pollination, dispersal, and interactions

Hamamelis vernalis flowers are primarily pollinated by , including native hover flies (Syrphidae, possibly Helophilus spp.) and (, such as Bradysia spp.), which visit on rare warm winter days during the plant's extended bloom period from late to early . Occasional visits by European honey bees (Apis mellifera) occur during mild spells, though these are not native co-evolved pollinators. This reliance on cold-season presents a "," as the frigid timing severely limits potential visitors, yet the prolonged flowering exploits brief thaws when flies become active; studies on related Hamamelis species confirm flies and bees as key vectors, with wind pollination unlikely due to sticky . Seed dispersal in H. vernalis is ballistic, achieved through two-valved woody capsules that explosively dehisce upon drying, propelling shiny black seeds up to several meters away; limited secondary dispersal by birds may also occur. The seeds exhibit physiological dormancy requiring cold stratification, typically 30-90 days of cold moist conditions, for optimal . Fall-sown seeds may germinate in a few months under suitable conditions. Ecologically, H. vernalis attracts early-emerging insects with its fragrant, nectar-rich flowers, providing a vital winter food source during a period of scarcity. The plant experiences minor browsing by white-tailed deer (Odocoileus virginianus), particularly on foliage, twigs, and seedlings, though it is generally considered deer-resistant due to its bitter taste and scent. It hosts the spiny witch-hazel gall aphid (Hamamelistes spinosus), which induces spiny galls on buds as it feeds, but this pest causes only cosmetic damage without threatening plant health. No major diseases affect H. vernalis, with occasional powdery mildew (Erysiphe spp.) being the most noted issue but rarely significant in well-sited plants.

Cultivation

Growing requirements

Hamamelis vernalis thrives in full sun to partial shade, with optimal flowering achieved in full sun exposure. It prefers well-drained, moist soils that are acidic to neutral, with a range of 5.5 to 7.0, and benefits from organic-rich conditions, though it tolerates clay, rocky, or even occasionally wet sites. The plant is hardy in USDA zones 4 to 8. For planting, space individuals 2 to 3 meters apart to accommodate their mature height and spread of 1.8 to 3 meters. Apply a 5 to 10 cm layer of mulch around the base to conserve soil moisture and suppress weeds. Once established, the shrub is low-maintenance and moderately drought-tolerant, though consistent moisture prevents leaf scorch during hot, dry periods; it generally has few pests or diseases. Pruning should occur immediately after flowering to shape the plant or remove suckers, as blooms form on older wood. Propagation can be accomplished through seeds, which require to break the hard coat followed by warm stratification (60 days at about 30 °C) and then stratification (90 days at about 5 °C) for ; layering from suckering stolons or softwood cuttings treated with (IBA) in late summer are also viable, though rooting success varies. onto rootstock is commonly used by professionals for cultivars.

Selected cultivars

Several cultivars of Hamamelis vernalis have been selected since the mid-20th century for enhanced flower color variations, improved fragrance, earlier blooming periods, and greater adaptability to garden settings, making them popular for winter interest in landscapes. 'Carnea', also known as Hamamelis vernalis f. carnea, features fragrant flowers with four narrow, ribbon-like petals that are red at the base transitioning to copper-orange tips, blooming from to March on bare stems. This form exhibits a spreading habit, reaching 6-10 feet tall and 8-15 feet wide, often suckering to form colonies, with golden yellow fall foliage. 'Red Imp' is a vigorous, multi-stemmed growing 7-10 feet high and wider in spread, prized for its strap-like reddish-orange flowers that bloom from late to early March, providing early-season color. It displays orange and red fall foliage and is noted for its disease and insect resistance, originating from a selection named by Hillier Nursery in 1966. 'Squib' offers a compact, rounded habit, maturing to 5-8 feet tall and wide, with mildly fragrant yellow flowers featuring straight, cadmium-yellow petals (about 1/4 inch long) green at the base, emerging in axillary clusters from late to March. Its elliptic-oval leaves turn yellow in fall, and it is valued for its clove-like fragrance and suitability for borders or gardens. 'Purple Ribbons' forms a medium-sized or small with a round habit, producing small, fragrant lavender-purple thread-like petals from a dull red calyx in clusters of 3-4 flowers, blooming from to June as leaves emerge. The leaves shift from light green to dark green, then to yellow-orange in fall, enhancing its ornamental appeal in full sun to partial shade settings.

Uses

Ornamental value

Hamamelis vernalis, known as Ozark witch hazel, provides significant ornamental value through its early winter blooms, which emerge from to on bare branches, offering fragrant, spidery flowers in to reddish-purple that create striking winter interest in the landscape. These blooms, with their narrow, ribbon-like petals, are subtly showy and intensely scented, enhancing appeal during the dormant season when few other plants flower. The 's multi-season interest further elevates its decorative role, featuring reddish-bronze new leaves in spring that mature to medium-dark green, followed by vibrant fall foliage in golden yellow, orange, or red tones. In , it serves effectively as a specimen , in borders, or along naturalized edges, where its upright-spreading habit (reaching 6-10 feet tall and wide) allows underplanting with bulbs or perennials. Its tolerance for clay soils, erosion, and deer browsing makes it a reliable choice for mixed borders or rain gardens. Valued in native plant gardens for its ecological benefits, H. vernalis attracts early pollinators with its nectar-rich flowers, while supporting caterpillars and nesting birds. Its early blooming extends the season in gardens, providing color and fragrance ahead of later-blooming Asian hybrids. Selected cultivars like '' enhance these qualities with unique flower colors.

Ethnobotanical and medicinal applications

Native Americans boiled twigs of Hamamelis vernalis to create soothing medications for wounds, muscle soreness, insect bites, bruises, and burns. Medicinal uses of H. vernalis are more limited than those of its relative Hamamelis virginiana, from which commercial witch hazel extracts are primarily derived. The species contains tannins that confer potential astringent properties, aiding in minor anti-inflammatory applications, though it is not distilled for widespread commercial products. Folk traditions for herbal teas to alleviate minor ailments such as colds or skin irritations are more commonly associated with other witch hazels. In folklore, branches of H. vernalis, like those of other Hamamelis species, have historically been employed as dowsing rods for locating water sources, a practice shared by Native Americans and early European settlers in the Americas. Today, no significant modern commercial products specifically feature H. vernalis, limiting its applications to traditional and occasional herbal contexts.

References

  1. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c920
  2. https://plants.ces.ncsu.edu/plants/hamamelis-vernalis/
  3. https://landscapeplants.oregonstate.edu/plants/hamamelis-vernalis
  4. https://ipm.missouri.edu/meg/index.cfm?ID=130
  5. https://jcra.ncsu.edu/horticulture/plant-profiles/details.php?ID=86
  6. https://plantmaster.com/plants/eplant.php?plantnum=117802&project=35238
  7. https://www.uaex.uada.edu/yard-garden/resource-library/plant-week/witchhazel.aspx
  8. https://arboretum.harvard.edu/wp-content/uploads/2022/02/Hamamelis-TOTM-2022rm.pdf
  9. http://floranorthamerica.org/Hamamelis_vernalis
  10. https://mortonarb.org/plant-and-protect/trees-and-plants/vernal-witch-hazel/
  11. https://mdc.mo.gov/discover-nature/field-guide/ozark-witch-hazel
  12. https://plantdatabase.uconn.edu/detail.php?pid=201
  13. https://monativeplants.org/wp-content/uploads/petal-pusher/PP-33-5-2018-09.pdf
  14. https://floranorthamerica.org/Hamamelis
  15. http://floranorthamerica.org/Hamamelis
  16. https://www.bbg.org/article/winsome_witch-hazel
  17. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233500659
  18. https://plants.usda.gov/home/plantProfile?symbol=HAVE2
  19. https://www.wildflower.org/plants/result.php?id_plant=HAVE2
  20. https://www.bbg.org/article/witch_hazels_winter_flowers_fall_foliage_and_lovely_form
  21. https://arboretum.psu.edu/about/news/witch-hazels-hamamelis-spp-flowering-shrubs-with-year-round-interest/
  22. https://yardandgarden.extension.iastate.edu/how-to/all-about-witch-hazels
  23. https://nwwildflowers.com/compare/?t=Hamamelis%2Bvirginiana%2C%2BHamamelis%2Bvernalis
  24. https://hgic.clemson.edu/factsheet/witch-hazel/
  25. https://bsapubs.onlinelibrary.wiley.com/doi/10.3732/ajb.89.1.67
  26. https://bygl.osu.edu/node/1751
  27. https://dem.ri.gov/sites/g/files/xkgbur861/files/programs/bnatres/forest/pdf/witch-hazel.pdf
  28. https://strictlymedicinalseeds.com/product/witch-hazel-ozark-hamamelis-vernalis-seeds/
  29. https://extension.illinois.edu/blogs/garden-scoop/2020-02-22-witch-hazel
  30. https://kb.jniplants.com/vernal-witchhazel-hamamelis-vernalis
  31. https://www.arboretum.purdue.edu/explorer/plants/272/
  32. https://plantfacts.osu.edu/tmi/Plantlist/ha_nalis.html
  33. https://arboretum.harvard.edu/arnoldia-stories/hamamelidaceae-part-1-exploring-the-witch-hazels-of-the-arnold-arboretum/
  34. https://www.pleasantrunnursery.com/Blog-Post/The-History-of-Hellebores-and-Hamamelis
  35. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=246187
  36. https://dawesarb.arboretumexplorer.org/taxon-22491.aspx
  37. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=263019
  38. https://www.brokenarrownursery.com/hamamelis-vernalis-squib-squib-vernal-witch-hazel-203736.html
  39. https://www.chicagobotanic.org/plant-collections/plant-finder/hamamelis-vernalis-purple-ribbons-purple-ribbons-vernal-witch-hazel
  40. https://extension.illinois.edu/blogs/ilriverhort/2015-03-06-witchhazel
  41. https://www.chicagobotanic.org/plant-information/smart-gardener/which-witch-hazel-should-be-your-yard
  42. https://arboretum.harvard.edu/arnoldia-stories/shrubs-and-the-pollinators-who-love-them/
  43. https://chestnutherbs.com/witch-hazel-bloomoogling-unusual-male-parts-explosive-seeds-and-medicinal-uses/
  44. http://mecklenburghsquaregarden.org.uk/witch-hazel-a-winter-flower-used-for-skin-conditions/
  45. https://www.uaex.uada.edu/environment-nature/musings-on-nature-blog/posts/witchhazels.aspx
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