These plants are cold weather hardy to at least USDA zone 4 unless marked as tender.

Digestive System
Catnip *c/w
Chamomile *c/w
Dill c
Marshmallow c
Meadowsweet c
Mints *c/w
Liver and/or Gall Bladder
Artichoke c(tp)
Beet *c
Dandelion *c/w
Milk Thistle c/w
Oregon Grape *L
Bitters
Agrimony c/w
Dandelion *c/w
Horehound *c/w
Mugwort *c/w
Rue *c
Sagebrush *L
Wormwood *c
Yarrow *c/w
Respiratory System
Cherry *L
Coltsfoot c
Elecampane *c/w
Horehound *c/w
Hyssop *c
Mullien *c/w
Thyme *c
Heart and/Circulatory
Hawthorn tree *L
Garlic *c
Linden tree L
Motherwort *c/w
Yarrow *c/w
Nervous System
California Poppy *c
Chamomile *c/w
Hops *c
Lemon balm c
Oats *c
Skullcap c
St. John’s Wort *c/w
Valerian *c
Wood betony *c
Urinary System
Couch grass *do not cultivate
Birch tree L
Goldenrod *c/w
Horsetail *c/w
Juniper *L
Marshmallow c
Parsley *c
Yarrow *c/w
Cleansing and/or Skin
Burdock c/w
Calendula *c
Cleavers *w
Red Clover c/w
Viola *c/w
Violet *c
Yellow Dock *c/w
Topical
Aloe Vera (tp)
Calendula *c
Chickweed *c/w
Comfrey *c/w
Horseradish *c
Plantain *c/w
St. John’s Wort *c/w
Female Reproductive System
Black Cohosh c
Cramp bark or high bush cranberry *L
Lady’s Mantle *c
Motherwort *c/w
Mugwort *c/w
Pennyroyal c
Red Raspberry leaf *L
Tansy *c
Musculo/Skeletal System
Alfalfa *c/w
Horsetail *c/w
Nettle w
Oats *c
Raspberry leaf *L
Red Clover c/w
Colds/Flu
Angelica c
Bee balm *c
Cayenne (tp)
Echinacea *c
Elecampane *c/w
Elder L
Garlic *c
Honeysuckle c
Hyssop *c
Mints *c/w
Mullien *c/w
Oregon Grape *L
Rose Hips *L
Sage *c
Yarrow *c/w
Headache
Feverfew *c
Ground Ivy *c/w
Lavender *c
Willow *L
* grows in Lapine; c cultivate; w wild garden; L landscape; tp tender perennial