Author - David L. Hoffmann BSc Hons MNIMH

David L. Hoffmann a leading authority on Phytotherapy, is a clinical herbalist from Britain where he was a member of the National Institute of Medical Herbalists and faculty member of the School of Herbal Medicine. He was the inaugural president of the American Herbalist Guild and has taught Phytotherapy throughout the English speaking world. David brings hands-on experience to his wealth of detailed knowledge and practice of Herbal Medicine. As a teacher, author and herbal consultant in North America, he blends the experience of generations of herbalists with the insights of modern medicine making accessible the powerful healing tool for today's healthy living
Thuja occidentalis

Western Hemlock

Thuja occidentalis Cupressaceae Names: Thuja Collection: The twigs of this evergreen conifer can be gathered all year round, but are best during the summer. Part Used: Young twigs Constituents: l% Volatile oil including thujone; flavonoid glycoside;...

Wild Indigo

Baptisia tinctoria Leguminosae Names: Indigoweed Habitat: Indigenous to Canada and the USA Collection: The root is unearthed in the autumn after flowering has stopped. Clean the root and cut, dry well. Part Used: Root. Constituents: Isoflavones;...

Wild Cherry Bark

Prunus serotina Rosaceae Names: Virginia Prune Bark. Habitat: Widely distributed throughout Canada and the USA. Collection: The bark is gathered from young plants in the autumn, when it is most active. The outer bark is stripped off and the inner...

Populus tremuloides

White Poplar

Populus tremuloides Salicaceae Names: Quaking Aspen, American Poplar. Habitat: N. American. Collection: The bark should be collected in the spring, taking care notto ring-bark the tree and thus kill it. Part Used: The bark. Constituents: * Phenolic...

Euonymus atropurpureus

Wahoo

Euonymus atropurpureus Part Used: Root bark. Constituents: Cardenolides based on digitoxigenin Alkaloids such as asparagine & atropurpurine Sterols; euonysterol, atropurpurol, homoeuonysterol Actions: Cholagogue, hepatic, laxative, diuretic...

Betonica officinalis

Wood Betony

Betonica officinalis Labiatae Names: Bishopswort, Betony, Stachys betonica. Habitat: Europe including Britain, in open woods, hedge banks, grasslands and heaths. Collection: The aerial parts should be dried carefully in the sun. Part Used: Dried...

Daucus carrota

Wild Carrot

Daucus carrota Umbelliferae Names: Queen Anne’s Lace, Bird’s Nest Weed, Devil’s Plague (!) Habitat: Europe, Asia, North America and N. Africa. Collection: The aerial parts of the herb should be collected betweenJune and August when...

Artemisia absinthum

Wormwood

Artemisia absinthum Compositae Habitat: Native to Europe, N. Africa and Western Asia, cultivated in the USA and elsewhere. Collection: The leaves and flowering tops are gathered at the end of the flowering period between July and September. Part...

Wild Lettuce

Lactuca virosa Compositae Names: Lettuce Opium Habitat: Indigenous to Central and Southern Europe and Northern Asia, cultivated elsewhere. Collection: The leaves should be gathered in June and July. Part Used: Dried leaves. Constituents: Lactucin, a...

Hamamelis virginiana

Witch Hazel

Hamamelis virginiana Hamameliadaceae Habitat: Indigenous to N. America and Canada. Collection: The leaves can be gathered throughout the summer and driedquickly to ensure that they do not become discoloured. The bark is gathered inthe spring after...

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