The Archive
Medicinal
All medicines are poisons in the right dose. All poisons are medicines in the right hands. These plants heal — carefully, knowledgeably, with respect for the line.
106 specimens
Full Index A–Z →Agrimony
Agrimonia eupatoria
Sleep on it. Wake when you are healed.
Alder
Alnus glutinosa
The wood that does not rot in water. The tree that bleeds orange when it is cut.
Alder Buckthorn
Frangula alnus
The finest charcoal for the finest powder. A quiet tree with explosive associations.
Angelica
Angelica archangelica
Named for the archangel. The naming was not casual.
Anise Hyssop
Agastache foeniculum
Whatever it calls itself, the bees have already made their decision.
Apple
Malus domestica
The tree that carries three stories: the garden, the orchard, the island beyond the west.
Bayberry
Myrica cerifera
The candle wax came first. The medicine followed the scent.
Belladonna
Atropa belladonna
The beautiful lady who grants visions — and silence.
Bistort
Persicaria bistorta
Dock pudding served at Easter. A northern dish. The south never learned it.
Black Walnut
Juglans nigra
The tree that poisons its own ground to reign alone.
Blackberry
Rubus fruticosus
It takes payment in blood before it gives you the fruit.
Borage
Borago officinalis
Ego borago gaudia semper ago — I, borage, always bring courage.
Broom
Cytisus scoparius
The handle was the metaphor. The plant was always the point.
Burdock
Arctium lappa
The burr that invented Velcro. The root that fed the hungry. The plant that refuses to be ignored.
Calendula
Calendula officinalis
It faces the sun all day and will not look away.
Centaury
Centaurium erythraea
Named for the healer who could not heal himself.
Chaga
Inonotus obliquus
The forest's slow wound, burning cold through centuries of bark.
Chamomile
Matricaria chamomilla
The most gentle thing in this archive. Which is not the same as the least powerful.
Chokeberry
Aronia melanocarpa
Dark fruit that puckers the mouth and steadies the blood.
Clary Sage
Salvia sclarea
The clear eye that opens what it closes.
Cleavers
Galium aparine
It latches on. This is also what it does for the lymph.
Coltsfoot
Tussilago farfara
The flower comes first, alone, before there are any leaves. It is still winter when it arrives.
Comfrey
Symphytum officinale
Knitbone. Boneset. The plant that remembers what the body has forgotten.
Cowslip
Primula veris
The keys of Saint Peter, dropped in the meadow and never recovered.
Dandelion
Taraxacum officinale
The weed is a category invented by people who stopped paying attention.
Devil's Club
Oplopanax horridus
The spine-armored sentinel of the temperate rainforest floor.
Dog Rose
Rosa canina
Before the cultivated rose forgot itself, this was what a rose was.
Dog Violet
Viola riviniana
The violet without a scent. The most common, the most overlooked, the one Shakespeare walked past every spring.
Duckweed
Lemna minor
The smallest green silence, spreading across still water.
Elder
Sambucus nigra
Guardian of the threshold between worlds.
Elecampane
Inula helenium
Helen of Troy wept into the earth and this grew from her tears. The name preserves it.
Eucalyptus
Eucalyptus globulus
The silver ghost that purifies air and poisons dreams.
Eyebright
Euphrasia officinalis
A tiny white flower with a yellow eye, in every poor meadow. It has seen everything and says nothing.
Fennel
Foeniculum vulgare
Sweet anise breath of ancient roads, it remembers everything.
Feverfew
Tanacetum parthenium
For the pain behind the eyes. For the things that keep returning.
Field Poppy
Papaver rhoeas
It grew where men fell. It will outlast every monument.
Fireweed
Chamerion angustifolium
It arrives where fire has been. It covers what fire has left.
Foxglove
Digitalis purpurea
The heart that heals you can also be the hand that stops yours.
Greater Celandine
Chelidonium majus
Break the stem. The orange bleeds immediately. The plant has no hesitation.
Ground Ivy
Glechoma hederacea
Gill-over-the-ground. It arrived before the garden did and will remain after.
Hawthorn
Crataegus monogyna
You may rest beneath it. You may not cut it down.
Hazel
Corylus avellana
Wisdom lives at the bottom of the pool where the hazelnuts fall.
Heartsease
Viola tricolor
Love-in-idleness. Pansies for thoughts. The flower pressed into Oberon's scheme.
Heather
Calluna vulgaris
The moor in August is a purple sound as much as a colour.
Henbane
Hyoscyamus niger
The smell of it alone is a warning. Few plants are this honest.
Hibiscus
Hibiscus sabdariffa
Crimson calyx holding summer's last warmth before the cold.
Hops
Humulus lupulus
The sedative in the beer. This was not an accident.
Hound's Tongue
Cynoglossum officinale
It silences dogs. The name is a specific claim, not a metaphor.
Hyssop
Hyssopus officinalis
Purify me with hyssop, and I shall be clean.
Juniper
Juniperus communis
The berry that made gin. The smoke that cleared temples. The bush that hid the prophet.
Kava
Piper methysticum
The root that stills the tongue and loosens the soul.
Kudzu
Pueraria montana
It did not come to stay — it came to consume.
Lavender
Lavandula angustifolia
The smell of it is a memory of somewhere you have never been.
Lemon Balm
Melissa officinalis
Melissa means bee. The bees knew first.
Lemongrass
Cymbopogon citratus
A blade of sunlight that remembers the tropics.
Lotus (Sacred)
Nelumbo nucifera
It rises from black water, untouched by what made it.
Lungwort
Pulmonaria officinalis
The leaves are spotted white on green, like a diseased lung. The herbalists took this as instruction.
Mallow
Malva sylvestris
The poor man's bread. The first healer of the raw and swollen.
Meadow Cranesbill
Geranium pratense
Blue as a sky seen through old woodland. It asks nothing and lasts the summer.
Meadow Saffron
Colchicum autumnale
It flowers in autumn with no leaves, no stem, no context — as if arriving from somewhere else entirely.
Meadowsweet
Filipendula ulmaria
The sweetness of it carried on water tells you where it grows.
Mint (Spearmint)
Mentha spicata
The older mint. Cooler, greener, less insistent than its hybrid child.
Mistletoe
Viscum album
It touches neither earth nor sky. That is precisely its power.
Morel
Morchella esculenta
It hides in plain sight, in the season that follows fire.
Motherwort
Leonurus cardiaca
The name says who it is for. The second name says what it does to the heart.
Mugwort
Artemisia vulgaris
Before all other herbs, remember mugwort.
Mullein
Verbascum thapsus
The hag's taper — torch of the cunning, lung of the meadow.
Oak
Quercus robur
The Druids did not worship in groves. They worshipped in oak groves. The distinction matters.
Opium Poppy
Papaver somniferum
It offers sleep. What sleep offers is another matter.
Pennyroyal
Mentha pulegium
The smallest of the mints. The one with the most to answer for.
Peppermint
Mentha × piperita
Cool on the tongue, older than the gardens that grew it.
Pine
Pinus sylvestris
The oldest sentinel still exhales its resinous memory.
Plantain
Plantago major
The white man's foot. It followed every conquest and healed the people who survived them.
Prickly Pear
Opuntia ficus-indica
A desert sovereign, armored in thorns, abundant in sweetness.
Primrose
Primula vulgaris
First of the year. First of the fairies. First through the grief.
Raspberry
Rubus idaeus
Sweet fruit, thorned cane — the garden's most civilised bramble.
Red Clover
Trifolium pratense
Blood-purifier. Bee-keeper. The luck of three and the magic of four.
Rosemary
Salvia rosmarinus
For remembrance. For the dead. For everything in between.
Rue
Ruta graveolens
The herb of grace. The herb of repentance. The herb of things left unsaid.
Sassafras
Sassafras albidum
The spice that built a trade empire, quietly carcinogenic.
Selfheal
Prunella vulgaris
It grows in every lawn. Most people who need it most are walking over it.
Silver Birch
Betula pendula
The first tree back after the ice. It has always known how to begin.
Skullcap
Scutellaria galericulata
A nervine for the frayed and the overwound. The helmet tells you where it works.
Solomon's Seal
Polygonatum multiflorum
It grows in the shade of old things and asks nothing of the light.
St. John's Wort
Hypericum perforatum
Cut at midsummer, at the height of its power, it bleeds red.
Stinging Nettle
Urtica dioica
It bites the hand that does not know how to reach for it.
Sweet Briar
Rosa rubiginosa
A rose that smells of apples, with thorns that mean it.
Sweet Woodruff
Galium odoratum
It smells of nothing while living. Cut it, dry it, and it becomes the scent of old forests and May wine.
Tansy
Tanacetum vulgare
They rubbed it on the dead to keep the flies away. Then they rubbed it on themselves.
Teasel
Dipsacus fullonum
The heads were used to raise the nap on wool. The water that collects in the leaf cups was said to cure eye complaints. Both uses are still in practice.
Thyme
Thymus vulgaris
Courage, passage, and the smell of the hills above the sea.
Toadflax
Linaria vulgaris
Butter and eggs on the railway bank. A snapdragon no bee can open by accident.
Turmeric
Curcuma longa
The earth bleeds gold, and memory follows.
Valerian
Valeriana officinalis
The smell of it keeps cats and insomniacs faithful.
Vervain
Verbena officinalis
The druids called it the sacred herb. They did not give that name casually.
Viper's Bugloss
Echium vulgare
The Doctrine of Signatures read the spotted stem as scales and the nutlets as heads. The bees read it as a feast.
Walnut
Juglans regia
Witches danced beneath walnut trees. The tree remembered every step.
White Willow
Salix alba
Grief. Divination. Aspirin. The tree knew about pain long before chemistry did.
Wild Garlic
Allium ursinum
You smell the wood before you see what is growing in it.
Witch Hazel
Hamamelis virginiana
It blooms when all else has surrendered to the cold.
Woad
Isatis tinctoria
The blue that Caesar saw. The colour of a people who knew what they were defending.
Wood Betony
Betonica officinalis
A quiet guardian with a long memory.
Wormwood
Artemisia absinthium
Bitter before all else. Then the other things begin.
Wych Elm
Ulmus glabra
The name means pliant, not witch. But the witch association arrived anyway and stayed.
Yarrow
Achillea millefolium
The soldier's herb — where blood flows, yarrow follows.
Yucca
Yucca filamentosa
A sentinel of thread and thorn, sewn into the earth.