** 2016 Appeal ** In order to extend our coverage of climate zones, we’ve identified around 700 plants to add to our database. To do this properly and at the same time improve the usability of our website we need extra funds in addition to our regular level of income. more >>

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Ornamental Perennial Vegetables for the Edible Garden

Eric Toensmeier in his excellent book Perennial Vegetables: From Artichokes to Zuiki Taro, a Gardener's Guide to Over 100 Delicious, Easy-to-Grow Edibles, has suggested a number of perennial vegetables that can be viewed in the database:
Camassia leichtlinii Wild Hyacinth

Camassia quamash Quamash

Camassia scilloides Atlantic Camas

Day Lily (many – search Database)

Chives   Allium schoenoprasum 

Welsh Onion Allium fistulosum

Chinese Artichoke Stachys affinis

Day Lily (many – search Database)

Fuki or Sweet Coltsfoot  Petasites japonicus

New Zealand Spinach Tetragonia tetragonoides

Ostrich Fern Matteuccia pensylvanica

Ostrich Fern Matteuccia struthiopteris

Sheep Sorrel Rumex acetosella

Sweet Potato Ipomoea batatas

Water Dropwort  Oenanthe javanica

Clumping and running bamboos (many – search Database)

Miscanthus floridulus


Tree Spinach Chenopodium giganteum

Rose Of Sharon Hibiscus syriacus

Also a number of other hibiscus spp (search Database)



Chinese yam Dioscorea batatas

Ground Nut Apios Americana

Hyacinth Bean  Lablab purpureus

Malabar Gourd  Cucurbita ficifolia

Runner Bean Phaseolus coccineus

Winged Bean Psophocarpus tetragonolobus



Achira Canna edulis

Arracacha Arracacia xanthorrhiza

Asparagus Asparagus officinalis

Solomon's Seal Polygonatum multiflorum

Globe Artichoke Cynara scolymus

Collards Brassica oleracea viridis

Rhubarb Rheum rhaponticum

Sea Kale Crambe maritime

Skirret Sium sisarum

Turkish Rocket Bunias orientalis

Udo Aralia cordata

Yacon Strawberry Polymnia edulis

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