Materia Medica

Astragalus mongholicus / membranaceus (Huang Qi) plant growing in botanical garden, realistic photo
Astragalus (Astragalus membranaceus) — Huang Qi, Milk Vetch
A whole-plant guide to Astragalus (Astragalus membranaceus), including Huang Qi tradition, root identification and preparations, modern evidence limits, autoimmune and medication cautions, cultivation and spiritual context. Read more...
Wood Avens (Geum urbanum) flowering plant, realistic botanical photo
Avens (Geum urbanum) — Herb Bennet, Wood Avens
A whole-plant guide to avens, or Geum urbanum, covering identification, aromatic root, historical food and herbal uses, preparation, plant chemistry, folklore, cultivation and safety. Read more...
Beta vulgaris (Beetroot / Red Beet), realistic photo
Beetroot / Red Beet (Beta vulgaris): Dietary Nitrates, Betalains, Blood Pressure, Exercise Research & Safety
Beetroot (Beta vulgaris) is a familiar root vegetable with unusually high dietary nitrate and betalain content. This guide separates whole-food beet use from concentrated beetroot juice and powders, reviews blood-pressure... Read more...
Alnus glutinosa black alder leaves
Alder, Black (European) — Alnus glutinosa
Black alder or European alder (Alnus glutinosa) is a Eurasian wetland tree introduced into Illinois and other parts of North America. Its bark has a traditional astringent, fever and wound-use... Read more...
Theobroma cacao (Cacao), realistic botanical photo
Cacao (Theobroma cacao) — Cocoa, Chocolate Tree
A whole-plant guide to cacao covering tree and pod biology, fermentation and roasting, Indigenous Mesoamerican history, flavanols, theobromine, ritual use, and safety. Read more...
Original Roosters Peacock botanical visualization of Acorus calamus, distinctive green lateral spadix, not cattail
Calamus (Acorus calamus) — Sweet Flag, Sweet Rush
A safety-forward guide to Calamus (Acorus calamus), covering wetland identification, aromatic rhizome history, chemotype differences, beta-asarone concerns, U.S. food prohibition, cultivation and folklore. Read more...
Original Roosters Peacock botanical visualization of yellow and orange Calendula officinalis in sunny garden
Calendula (Calendula officinalis) — Marigold, Pot Marigold
A whole-plant guide to calendula (Calendula officinalis), including identification in the garden and wild, flowers, leaves and seeds, cut-and-sifted and powdered forms, topical and culinary preparations, research, safety and spiritual... Read more...
Original Roosters Peacock botanical visualization of California poppy flowers with four orange petals and blue-green foliage
California Poppy (Eschscholzia californica) — Golden Poppy, Cup of Gold
A whole-plant guide to California poppy covering identification, traditional calming and sleep-related use, research, sedation cautions, and its distinction from opium poppy. Read more...
Original botanical visualization of Alhagi maurorum Camelthorn, thorny desert shrub with purple pea flowers and segmented pods
Camelthorn / Persian Manna Plant (Alhagi maurorum): Taranjabin, Traditional Uses, Kidney-Stone Research, Invasiveness & Safety
Camelthorn or Persian manna plant (Alhagi maurorum) is a thorny Old World Fabaceae herb with traditional diuretic, digestive and urinary-stone uses and a long Persian connection to taranjabin manna. This... Read more...
Carum carvi (Caraway), realistic botanical photo
Caraway (Carum carvi) — Meridian Fennel, Persian Cumin
A whole-plant guide to caraway covering the plant, fruits commonly called seeds, culinary history, digestive tradition, volatile oils, research, and safety. Read more...
Elettaria cardamomum (Cardamom), realistic botanical photo
Cardamom (Elettaria cardamomum) — Green Cardamom, True Cardamom
A whole-plant guide to green cardamom covering plant and pods, culinary traditions, Ayurvedic use, aromatic constituents, modern research, preparation, and safety. Read more...
Frangula purshiana (Cascara Sagrada), realistic botanical photo
Cascara Sagrada (Frangula purshiana) — Sacred Bark, California Buckthorn
A safety-forward guide to Cascara Sagrada (Frangula purshiana), including bark identification, traditional stimulant-laxative use, FDA OTC status, anthranoid risks, cultivation and folklore. Read more...