Hardy perennial vegetables for temperate climates

A list of resilient, low maintenance and hardy perennial vegetables for temperate climates.

Organized by edible parts.

Plant		Type	Note
All parts
	American Water Lotus Nelumbo lutea	Species
	Common Day Lily Hemerocallis fulva	Species
	Honewort Cryptotaenia canadensis	Species
	Miner's Lettuce Claytonia perfoliata	Species
	Potato Onion Allium cepa aggregatum	Species
	Willow Herb Epilobium angustifolium	Species
Leaves
	Caucasian spinach Hablitzia tamnoides	Species
	Chives Allium schoenoprasum	Species
	Good King Henry Blitum bonus-henricus	Species
	Hosta undulata Hosta undulata	Species
	Lovage Levisticum officinale	Species
	Sea Kale Crambe maritima	Species
	Sorrel Rumex acetosa	Species
	Stinging Nettle Urtica dioica	Species
	Turkish Rocket Bunias orientalis	Species
	Walking onion Allium × proliferum	Species
	Watercress Nasturtium officinale	Species
	Welsh Onion Allium fistulosum	Species
	Wild Garlic Allium ursinum	Species
	Wood Sorrel Oxalis acetosella	Species
Leaves, Fruits
	Prickly Pear Opuntia fragilis	Species
Leaves, Roots
	Poppy Mallow Callirhoe involucrata	Species
	Silverweed Potentilla anserina	Species
Pods
	Common Milkweed Asclepias syriaca	Species	Pods must be cooked before eating.
Stalks/shoots
	Asparagus Asparagus officinalis	Species
	Ostrich Fern Matteuccia struthiopteris	Species	Fiddleheads are collected in spring, and must be well-cooked (steaming is best) before consumption.
	Rhubarb Rheum × hybridum	Species
	Udo Aralia cordata	Species
Tubers/roots
	Arrow Head Sagittaria sagittifolia	Species
	Ground Nut Apios americana	Species
	Horseradish Armoracia rusticana	Species
	Jerusalem artichoke Helianthus tuberosus	Species
Ungrouped
	Canadian Garlic Allium canadense	Species

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