The weed that is really an apothecary

There's this moment almost everyone knows: a mosquito bite, deep in the wood, not a drop of ointment on you, and the spot itches like mad. What few people know: the solution usually grows exactly where you stand. Ribwort plantain. The narrow, tough leaf with the parallel lengthwise veins that runs riot along every wayside. Crush a few leaves between your fingers or chew them briefly until the sap comes out, dab it on the bite — and the itching usually eases noticeably.

This is no esoteric trick. This is empirical knowledge so old that even Shakespeare knew it. In his plays "plantain" — ribwort — appears several times as a remedy for skin injuries. Hildegard of Bingen described it in the Middle Ages. And today everyone tears it out of the lawn.

I find that fascinating. A whole home apothecary runs through our gardens, and we treat it as a nuisance. This article is an attempt to bring back a little of that old knowledge — honestly framed, not as a promise of healing, but as what it is: handed-down folk knowledge, some of it well evidenced and some of it simply tradition.

Two things up front — brief, but meant seriously

This is a magazine article, not medical advice. Much of what's here is traditional empirical herbalism. Some of it is scientifically recognised (for ribwort there are even positive monographs from Commission E and the HMPC), another part is simply old knowledge with no modern body of studies. I flag which is which. With genuine complaints that last longer or get worse: see a doctor. Full stop.

Identification comes before everything else. The same rules as in foraging: only what you identify 100 %. Clean sites. Never take it all. Some medicinal plants have poisonous lookalikes — and with umbellifers that's genuinely dangerous (more on that under ground elder). When in doubt: leave it.

So, here we go.

Ribwort plantain — the meadow plaster

What it is: narrow, long, upright leaves with clearly visible lengthwise veins that don't tear but pull threads when you break the leaf. The flower spike is like a small brown ear with a white ring of stamens. Grows along paths, meadows, fields — everywhere.

The old knowledge: ribwort is the "first-aid plant" par excellence. Known in folk medicine since antiquity as the meadow plaster. The freshly crushed or chewed leaves on insect bites, nettle welts, small grazes — the constituents act locally to reduce inflammation, calm itching, ease swelling. In rural areas the pulp was even laid on open wounds (that part is history — open wounds today get clean, sterile care). Hildegard of Bingen recommended it for gout, ulcers, insect bites, even broken bones.

How it's classified: here the matter is solid. Ribwort contains iridoid glycosides (above all aucubin), mucilages, tannins and silicic acid. The anti-inflammatory and antibacterial effect is considered well documented — ribwort is one of the best-researched native medicinal plants. Internally, the best-known use is ribwort syrup for cough (the mucilages settle soothingly over the irritated mucous membranes).

Concrete, to try — the first-aid trick: wash a few young leaves, crush them between your fingers or in a mortar until sap comes out. Put the pulp on the bite or the small wound, cover with a clean cloth. Renew several times. That's the classic every child should learn outdoors.

Greater plantain — the brother for the feet

What it is: the close relative. Broad, roundish-oval leaves that lie flat on the ground, likewise with the characteristic lengthwise veins. Likes to grow on trodden-down ground — trampled paths, farm entrances. The "wort" in the name, incidentally, comes from the Old High German rih for king: the ruler of the ways.

The old knowledge: the plantains are the classic "drawing plants" of folk medicine. Greater plantain leaves were once laid under wanderers' soles: against sore, strained feet on long stretches. It served just as well as a wound dressing. From antiquity into modern times greater and ribwort plantain counted as a means of stanching blood — for wounds, in the airways, even for heavy bleeding.

How it's classified: similar constituents to ribwort, similar direction of action. In the historical herbals the focus actually lay more on greater plantain — only later did ribwort outstrip it as a medicinal plant. The "poison-drawing" effect on bites and small inflammations is empirical knowledge: the plant sap acts locally, but of course literally draws nothing "out" — it calms the skin's reaction. Good to know, so your expectation is right.

Yarrow — the herb of wound healing

What it is: finely feathered, almost fern-like leaves (the Latin name Achillea millefolium means "thousand-leaf"), white to pale-pink flower umbels on a firm stem. Meadows, waysides, embankments. Smells spicy-tart when rubbed.

The old knowledge: yarrow carries its myth in its name — Achillea after Achilles, who according to legend treated his soldiers' wounds with it. "Soldier's herb" it was therefore called. Classically used to stanch blood from small wounds and for wound healing. Internally as a tea for stomach-bowel complaints and cramps, especially in the field of women's health (with menstrual complaints). In 2004 it was voted medicinal plant of the year.

How it's classified: contains essential oils, bitter compounds and tannins. The antispasmodic and the blood-stanching, astringent effect are recognised in phytotherapy.

Ground elder — every gardener's nightmare, every herbalist's gift

What it is: the arch-enemy. Spreads through every bed with underground runners, almost impossible to eradicate. Triangular leaf stalk in cross-section, three-parted leaves, white flower umbels. Smells spicy when rubbed, a little of carrot/parsley.

The old knowledge: the Latin name says it all: Aegopodium podagraria — podagra is the gout attack. Ground elder was the classic gout and rheumatism herb of the Middle Ages. Monasteries grew it deliberately for that. Besides which it's an excellent wild vegetable: young leaves like spinach, in soup, as pesto, in a wild-herb salad. Plenty of vitamin C, iron, minerals.

How it's classified: the diuretic, alkaline effect fits the traditional gout use (gout is a uric-acid matter) — but it isn't recognised as a licensed medicine today, that's folk medicine. As a wild vegetable, on the other hand, it's recommendable without reservation.

Ground ivy — the forgotten "pus herb"

What it is: a small, creeping mint-family plant that winds across the ground with runners (hence also Gundelrebe or ground ivy). Kidney-shaped, scalloped leaves, blue-violet lipped flowers in spring. Smells aromatic-tart when rubbed. Runs riot in lawns, gardens, along hedges.

The old knowledge: a true Germanic medicinal plant — the German name comes from the Old High German Gund = pus. Wherever something in the body "festered" or healed badly, ground ivy was meant to help. In folk medicine for long-drawn-out complaints: cough with tough phlegm, stomach-bowel, loss of appetite, badly healing wounds. An old ground-ivy oil (crushed herb set in oil) was held to promote wound healing.

How it's classified: honestly — in today's rational phytotherapy ground ivy no longer plays a role, studies are lacking. This is pure handed-down knowledge. The effect is attributed to tannins, bitter compounds and essential oils. In the kitchen, though, a little insider tip: a few leaves give wild-herb soup and seasoning salt a tart note (dose sparingly). Note: in larger amounts ground ivy is not recommended, and for horses it's poisonous — so not on the pasture feed.

Stinging nettle — the one that bites back and is still the best

What it is: I hardly need to describe it, everyone has felt it. Toothed, pointed leaves with stinging hairs, upright, often in dense stands in nutrient-rich spots.

The old knowledge: one of the most versatile medicinal herbs there is. Classically as a spring cure for "blood cleansing" and diuresis. Nettle tea for urinary-tract complaints. And — it sounds mad, but it's an old tradition — nettle flogging: the fresh plant struck against rheumatic, aching joints to stimulate circulation. Not everyone's thing, but centuries old.

How it's classified: here a lot is recognised. Nettle has a demonstrably diuretic (flushing) effect, the flushing therapy for urinary-tract infections is Commission-E recognised. Nettle leaves are a nutrient-rich wild vegetable (iron, protein, vitamins), the seeds an invigorating topping. And in the garden the nettle is doubly valuable: as a liquid manure an excellent nitrogen fertiliser and as a food plant for butterfly caterpillars. Don't tear it all out — leave a corner standing.

Daisy — the children's herb with substance

What it is: every child knows it. White ray flowers with a yellow centre, a small rosette, on every lawn. Flowers almost the whole year.

The old knowledge: the "little sister" of marigold and arnica. In folk medicine for skin problems, small wounds, bruises and as a mild cough remedy. The flowers and leaves are edible — slightly nutty — and are used in spring cures.

How it's classified: mild, well tolerated, more a "gentle" empirical-medicine herb than a highly effective medicine. But harmless, versatile and a fine entry point — especially with children. Flowers over the salad, in herb quark, as decoration with added value.

Chickweed — the winter green no one notices

What it is: a low, creeping ground cover with small oval leaves and tiny white star flowers. Grows almost year-round, even in a mild winter. Identifying mark: a fine line of hairs running lengthwise along the stem that switches sides at each leaf node.

The old knowledge: traditionally for skin problems and itching — as a compress or in the bath. Internally as a mild expectorant cough remedy. Above all, though: one of the few fresh wild vegetables in the middle of winter, packed with vitamin C, formerly a real anti-scurvy herb.

How it's classified: again empirical medicine, hardly any modern studies. But as a winter salad a small sensation — tastes mild, almost like young corn. Raw in the salad, on bread, in the smoothie.

How to go about this without overreaching

That's a lot at once, I know. Do it like in the garden: not everything at once.

Learn one plant properly per season. Start with the ribwort — unmistakable, immediately useful, and at the next mosquito bite you'll have your first success. Then the nettle, you know that one anyway. Then the daisy. Three plants you can't mistake, and you're already further along than most.

Build yourself a little "apothecary corner" in the garden. Instead of tearing out ribwort, yarrow and daisy — leave a corner wild. That's permaculture in practice: the plant that comes on its own and thrives at your site is usually the most robust. You don't have to plant it. You just have to leave it standing.

Write it down. Which leaf, found when, made what from it. Next year you'll already know where the elder stands and where the good ground elder grows.

It's basically the same thought behind the whole garden: the system is already there. Nature has a 10,000-year head start. We only have to learn to read it — instead of tearing it out. From the herbs themselves come oils and salves, and whoever is still unsure about gathering is best off starting with the foraging introduction.

Important note: this article gathers handed-down knowledge from folk and empirical medicine and is no substitute for medical diagnosis or treatment. Part of the described uses is scientifically recognised, another part is pure tradition with no proven effect — both are marked in the text. Gather only plants that you identify 100 % for certain; some medicinal herbs have poisonous lookalikes. With persistent or serious complaints, in pregnancy and breastfeeding, and with children please get medical advice first.