Healbyology

The Herb & Spice Library

24 plants from the garden, the spice rack and the field, each with its history, what research says, how people use it, safety notes and sources.

Aloe Vera

Aloe vera

Traditional + some evidence

Aloe has been grown in sunny courtyards since antiquity. The Gospel of John records aloes brought with myrrh…

Ashwagandha

Withania somnifera

Traditional + some evidence

Its Sanskrit name means 'smell of the horse', said to describe both its aroma and the strength it was thought…

Asian Ginseng

Panax ginseng

Traditional + some evidence

The forked 'man-root' of Korea and northeast China has been treasured for millennia as a tonic of the…

Chamomile

Matricaria chamomilla

Traditional + some evidence

With its apple-scented, daisy-like flowers, chamomile has been a bedtime tea in European homes for…

Cinnamon

Cinnamomum verum / C. cassia

Traditional + some evidence

Cinnamon was among the precious spices of the holy anointing oil in Exodus and was once worth more than…

Coriander & Cilantro

Coriandrum sativum

Traditional use

Exodus says the manna in the wilderness was 'like coriander seed, white.' The same plant gives us citrusy…

Cranberry

Vaccinium macrocarpon

Studied in people

A native North American berry, cranberry was used by Indigenous peoples for food, dye and folk remedies long…

Cumin

Cuminum cyminum

Traditional use

Cumin is named in Isaiah, where the farmer threshes it gently with a rod, and in the Gospels among the tithed…

Dandelion

Taraxacum officinale

Traditional use

The 'weed' that feeds the bees is entirely edible: bitter spring greens, a roasted root brewed like coffee,…

Echinacea

Echinacea purpurea

Traditional + some evidence

The purple coneflower of the American prairie was one of the most widely used plants of Plains Indigenous…

Elderberry

Sambucus nigra

Traditional + some evidence

Hippocrates is said to have called the elder his 'medicine chest.' Its dark berries have been cooked into…

Fenugreek

Trigonella foenum-graecum

Traditional + some evidence

Fenugreek's maple-scented seeds were found in ancient Egyptian tombs, and its leaves (methi) are still a…

Flaxseed

Linum usitatissimum

Studied in people

Flax gave humanity linen cloth and nourishing seeds. The Bible mentions flax drying on Rahab's roof, and it…

Garlic

Allium sativum

Studied in people

Garlic fed the builders of Egypt and is remembered among the foods Israel longed for in the wilderness. Few…

Ginger

Zingiber officinale

Studied in people

A warming rhizome carried along ancient spice routes from South Asia, ginger has seasoned food and comforted…

Green Tea

Camellia sinensis

Studied in people

Tea leaves picked and quickly heated to keep them green have been prized in China and Japan for over a…

Lavender

Lavandula angustifolia

Traditional + some evidence

Its name may come from the Latin 'lavare', to wash, since Romans scented their baths with it. Lavender has…

Licorice Root

Glycyrrhiza glabra

Traditional + some evidence

Licorice root was found among King Tut's tomb goods and remains one of the most-used herbs in traditional…

Milk Thistle

Silybum marianum

Traditional + some evidence

Tradition says the white veins on its leaves came from a drop of the Virgin Mary's milk, giving it the name…

Peppermint

Mentha × piperita

Studied in people

A natural cross of water mint and spearmint, peppermint has been a garden and tea favorite since at least the…

Rosemary

Salvia rosmarinus

Traditional use

'There's rosemary, that's for remembrance,' says Ophelia. This Mediterranean evergreen was woven into wedding…

Sage

Salvia officinalis

Traditional + some evidence

From the Latin 'salvere', to be well, sage has a medieval proverb all its own: 'Why should a man die whose…

Thyme

Thymus vulgaris

Traditional use

Ancient Greeks burned thyme as incense and medieval knights carried sprigs as a token of…

Turmeric

Curcuma longa

Traditional + some evidence

The golden root of Indian kitchens, turmeric colors curries, rice and wedding traditions, and has been part…