Veg Growers Tend To Focus On The Traditional, But Here Are 60 Unusual Garden Edibles That Often Get Missed. They Deserve To Be Growing In More Gardens & Allotments!

Cultivating a truly resilient kitchen garden means looking beyond the common allotment staples. Britain’s temperate climate, with its damp winters and unpredictable summers, actually favours a surprising diversity of perennial and heritage edibles—plants that return year after year, offering long-term harvests with minimal intervention.
Click the boxes to expand more information.
The Perennial & Unusual Kitchen Garden
A comprehensive British guide to resilient, historically significant crops—from Andean staples to Victorian delicacies.
Oca
Oxalis tuberosa
Botanical & Historical Profile
History: Andean staple introduced to Britain in the 1830s. It failed commercially as tubers only form after the autumn equinox, often coinciding with UK frosts.
Cultivation: Plant in May; earth up stems. Use fleece in October to extend growth.
Use: Raw for a lemony crunch; roasted for a nutty, creamy texture.
Yacon
Smallanthus sonchifolius
Botanical & Historical Profile
History: The “Inca Red Carrot,” prized in forest gardening. A sunflower relative with a low glycaemic index.
Cultivation: Start rhizomes in March. Harvest after the first frost blackens foliage to concentrate sugars.
Use: Pear-watermelon hybrid taste. Remains crisp when stir-fried.
Skirret
Sium sisarum
Botanical & Historical Profile
History: Tudor staple and premier European root before the potato. Favoured by Emperor Tiberius.
Cultivation: Thrives in damp, heavy British soils. Fully winter-hardy.
Use: Intensely sweet. Remove woody core after boiling; excellent sautéed in butter.
Salsify
Tragopogon porrifolius
Botanical & Historical Profile
History: Victorian “Vegetable Oyster,” grown as a winter delicacy in grand walled gardens.
Cultivation: Requires deep, stone-free soil. Frost improves flavour by converting starch to sugar.
Use: Subtle briny aroma. Boil or fry as fritters.
Scorzonera
Scorzonera hispanica
Botanical & Historical Profile
History: “Black Salsify.” A true perennial root that improves with age; once thought to cure snakebites.
Cultivation: Boil briefly to slip off the tough black skin easily.
Use: Flavour similar to globe artichoke hearts. Excellent in a creamy gratin.
Chinese Artichoke
Stachys affinis
Botanical & Historical Profile
History: Mint family member introduced to the UK via France in the Victorian era.
Cultivation: Resilient and can be invasive. Harvest from October through winter.
Use: No peeling; scrub and sauté briefly to maintain its signature crunch.
Tiger Nuts
Cyperus esculentus
Botanical & Historical Profile
History: Ancient Egyptian staple used for Spanish Horchata de Chufa. Safe for nut allergy sufferers.
Cultivation: Treat as annual in UK. Needs a warm, south-facing border.
Use: Sweet and hard; usually soaked and blended into milk.
Mangelwurzel
Beta vulgaris
Botanical & Historical Profile
History: 18th-century fodder and “Dig for Victory” survival food. Central to West Country folk traditions.
Cultivation: Needs heavy manuring. Harvest at grapefruit size to avoid woodiness.
Use: Sweeter than beetroot; excellent in traditional country wine.
Sweet Potato
Ipomoea batatas
Botanical & Historical Profile
History: A Tudor luxury “exotic” that preceded the common potato in English popularity.
Cultivation: Requires heat (20°C+). Best in a greenhouse or polytunnel.
Use: Roast or mash. Young shoots are also excellent stir-fried.
Hamburg Parsley
Petroselinum crispum tuberosum
Botanical & Historical Profile
History: Central European staple popular in 18th-century Britain for its dual-purpose root and leaf.
Cultivation: Reliable and easy; roots sweeten significantly after a hard UK frost.
Use: Parsnip-parsley hybrid taste. Roast with honey or grate raw into remoulades.
Dahlia Tubers
Dahlia sp.
Botanical & Historical Profile
History: Aztec food crop originally brought to Europe to rival the potato.
Cultivation: Harvest younger “finger” tubers after frost blackens foliage. Avoid pesticide-treated plants.
Use: Tastes like water chestnut. Excellent at absorbing spices in curries.
Jerusalem Artichoke
Helianthus tuberosus
Botanical & Historical Profile
History: North American sunflower variety; a vital WWII “Dig for Victory” crop.
Cultivation: Highly invasive; survives -20°C. Makes a great 3m edible windbreak.
Use: Best roasted or in smoky soups. High in inulin (diabetic-friendly).
Egyptian Walking Onion
Allium × proliferum
Botanical & Historical Profile
History: Permanent cottage garden fixture that “walks” across plots as top bulbs root.
Cultivation: Exceptionally hardy. Provides spring greens, summer bulbils, and autumn base bulbs.
Use: Topsets for pickling; base bulbs for pungent, slow-cooked stews.
Babington’s Leek
Allium ampeloprasum var. babingtonii
Botanical & Historical Profile
History: Rare native British perennial. Adapted to coastal conditions; likely a monastic relic.
Cultivation: Cut at ground level; regrows annually. Highly pest-resistant.
Use: Mild garlic-leek flavour. Bulbils used as “garlic pearls.”
Caucasian Spinach
Hablitzia tamnoides
Botanical & Historical Profile
History: 19th-century ornamental rediscover as a premier perennial spinach.
Botanical: Climbing perennial (up to 4m). Thrives in deep shade.
Cultivation: Requires a sturdy trellis and cold stratification for seeds.
Use: Spring shoots like purple asparagus. Leaves are tender and low in oxalic acid.
Chop Suey Greens
Glebionis coronaria
Botanical & Historical Profile
History: Edible Chrysanthemum. Native to Mediterranean; culinary potential perfected in East Asia.
Cultivation: Fast-growing (4 weeks) in UK spring/autumn. Edible yellow flowers.
Use: Resinous flavour; signature ingredient in Japanese Sukiyaki.
Fat Hen
Chenopodium album
Botanical & Historical Profile
History: Iron Age staple in Britain. More nutritious than modern shop-bought spinach.
Cultivation: Highly productive “volunteer” crop; drought-tolerant and thrives in poor soil.
Use: Heartier, earthier than spinach. Holds texture well in curries.
Flower Sprouts
Kalettes
Botanical & Historical Profile
History: Modern British non-GMO success (2010), crossing Brussels sprouts and kale.
Cultivation: Winter-hardy. Frost triggers conversion of starches into sugars.
Use: Roast or stir-fry to caramelise frilly edges. Lacks heavy cabbage smell.
French Sorrel
Rumex scutatus
Botanical & Historical Profile
History: Cornerstone of French cuisine and Victorian garden essential.
Cultivation: Hardy perennial (March–Nov). “Cut and come again” growth.
Use: Melt-in-the-pan acidity perfect for balancing salmon or mackerel.
Good King Henry
Blitum bonus-henricus
Botanical & Historical Profile
History: “Lincolnshire Spinach.” Vital 19th-century survival potherb.
Botanical: Perennial producing “Poor Man’s Asparagus” flower spikes.
Use: Must be cooked. Rich, substantial flavour; best sautéed with nutmeg.
Kailan
Brassica oleracea var. alboglabra
Botanical & Historical Profile
History: Chinese Broccoli; parent of modern Tenderstem. Staple of Cantonese cooking.
Cultivation: Best in spring/autumn in UK; heat causes woody bolting.
Use: Sweet stem with sophisticated bitter edge; pairs well with ginger.
Land Cress
Barbarea verna
Botanical & Historical Profile
History: Victorian winter salad crop that survives harsh frosts.
Cultivation: Thrives in damp, shady corners; self-seeds prolifically.
Use: Potent peppery kick. Classic in egg and cress sandwiches.
Miner’s Lettuce
Claytonia perfoliata
Botanical & Historical Profile
History: 1849 Gold Rush staple; high in Vitamin C. Naturalised in the UK since 1790.
Cultivation: Ultimate winter victory veg; grows steadily throughout the British winter.
Use: Mild, succulent, and watery crunch. Best eaten raw.
New Zealand Spinach
Tetragonia tetragonioides
Botanical & Historical Profile
History: Discovered by Sir Joseph Banks (1770); first Southern Hemisphere vegetable at Kew.
Cultivation: Heat-tolerant and bolt-resistant. Sprawling plant that suppresses weeds.
Use: Mild taste. Blanch briefly before sautéing; holds volume well.
Nine Star Perennial Broccoli
Brassica oleracea
Botanical & Historical Profile
History: Legendary 1920s heirloom from Cambridgeshire. Saved by heritage enthusiasts.
Cultivation: Short-lived perennial (5–7 years). Harvest all heads before they flower to avoid plant death.
Use: Sweeter version of cauliflower. Fills the spring “hungry gap.”
Red Orach
Atriplex hortensis
Botanical & Historical Profile
History: Mountain Spinach; primary European green during the Middle Ages.
Cultivation: Bolt-resistant and handles poor, alkaline soils. Self-sows reliably.
Use: Salty, mineral-rich flavour. Young leaves add a dramatic purple punch to salads.
Sea Kale
Crambe maritima
Botanical & Historical Profile
History: High-status Victorian luxury. Prince Regent George IV had it grown in Brighton.
Cultivation: Force ivory-white shoots in darkness using special pots in March.
Use: Gourmet delicacy served with hollandaise. Nutty asparagus-cauliflower flavour.
Shetland Kale
Brassica oleracea
Botanical & Historical Profile
History: Oldest known UK kale landrace (pre-1600s). Central to Atlantic survival.
Cultivation: Most wind-tolerant vegetable; thrives in salt-blasted exposed spots.
Use: Substantial texture; tender when slow-cooked in traditional stews.
Taunton Deane Kale
Perennial Tree Kale
Botanical & Historical Profile
History: Heirloom Somerset “Tree Kale.” Sterile clone propagated by cuttings for hundreds of years.
Cultivation: Grows up to 2.5m. Perpetual harvest—one plant feeds a household for a decade.
Use: Sweeter and tenderer than modern supermarket kale, especially after frost.
Turkish Rocket
Bunias orientalis
Botanical & Historical Profile
History: Native to the Caucasus; a “dynamic accumulator” that mines deep subsoil nutrients.
Botanical: Indestructible perennial with a 1m taproot. Drought-proof.
Use: Young flower buds harvested in spring like “mini-broccoli.” Nutty, spicy flavour.
Amaranth
Amaranthus sp.
Botanical & Historical Profile
History: “Golden Grain of the Aztecs.” Sacred crop banned by conquistadors. High-protein pseudocereal.
Cultivation: Half-hardy annual. Requires a sunny spot; seeds turn dry and “crispy” in late September.
Use: Leaves used like spinach (Callaloo); seeds popped like popcorn or ground into flour.
Asparagus Pea
Lotus tetragonolobus
Botanical & Historical Profile
History: 18th-century curiosity with crimson flowers and distinctively “winged,” square pods.
Cultivation: Notoriously temperamental; dislikes moving. Sow directly in late May in full sun.
Use: Harvest at 2.5cm or they become woody. Tastes reminiscent of asparagus when steamed.
Carlin Peas
Pisum sativum var. arvense
Botanical & Historical Profile
History: N. England heritage gem (“Black Badgers”). Saved coastal communities from famine during the Civil War.
Cultivation: Drying peas that reach 2m; robust climbers with beautiful bi-coloured flowers.
Use: Firm, “parched” texture with chestnut flavour. Traditionally served with vinegar and salt.
Chickpeas
Cicer arietinum
Botanical & Historical Profile
History: Synonymous with Indian cuisine; historically “impossible” in the UK until new hardy varieties arrived.
Cultivation: Needs the hottest, driest spot (or polytunnel). Glandular hairs deter common pests.
Use: “Green” chickpeas harvested fresh are sweet and creamy like edamame.
Edamame / Soya Bean
Glycine max
Botanical & Historical Profile
History: Japanese “stem bean” tradition. High-protein legume now viable in UK gardens.
Cultivation: Start indoors in May. Protect from pigeons and select “early” varieties for northern latitudes.
Use: Boil pods in salted water for 5 minutes. Buttery, nutty, and highly addictive.
Fava Beans
Vicia faba
Botanical & Historical Profile
History: The original European Broad Bean. Staple protein for the British peasantry for a millennium.
Cultivation: Sown in Nov to overwinter. Excellent nitrogen-fixer used as green manure.
Use: Base for Ful Medames; local sustainable alternative to chickpeas for “British Falafel.”
Lablab Beans
Lablab purpureus
Botanical & Historical Profile
History: “Hyacinth Bean.” Victorian glasshouse climber with striking electric-purple pods.
Warning: Mature dried seeds are toxic unless boiled extensively. Eat only young green pods.
Use: “Beany” flavour with a hint of bitterness; excellent in spicy curries.
Quinoa
Chenopodium quinoa
Botanical & Historical Profile
History: Inca “Mother Grain.” Close relative of native Fat Hen; grows exceptionally well in UK climate.
Botanical: Pseudocereal coated in bitter saponins (must be washed off before eating).
Use: Light, fluffy, nutty grain; young leaves also make an excellent spinach substitute.
Quinoa – French (Andean)
Chenopodium quinoa
Botanical & Historical Profile
History: Cultivars adapted for European day-lengths in the 1990s. More predictable for UK gardeners.
Botanical: Often “low-saponin” (sweet) varieties requiring less washing. Resists “lodging” in wind.
Use: Identical to standard Quinoa; preferred for a cleaner, less bitter finish.
Alpine Strawberry
Fragaria vesca
Botanical & Historical Profile
History: Wild strawberry of British woodlands. Sold in “pottle” baskets in Medieval and Tudor periods.
Botanical: “Everbearing” (June–Oct). Intensely perfumed fruit much smaller than garden varieties.
Use: Eat fresh and warm from the sun. Rare in shops as they do not travel well.
Aronia / Chokeberry
Aronia melanocarpa
Botanical & Historical Profile
History: N. American native. Rich source of anthocyanins (antioxidants)—higher than blueberries.
Cultivation: Tough deciduous shrub with fiery red autumn foliage. Entirely frost-hardy (-30°C).
Use: Magnificant ink-red jam or juice once cooked to mellow astringency.
Autumn Raspberry
Rubus idaeus
Botanical & Historical Profile
History: “Primocane” varieties bred to fruit on current season’s growth, extending harvest into Oct.
Cultivation: Simple pruning—cut every cane to ground level in Feb. No complex wire supports needed.
Use: Avoids “raspberry beetle” larvae; perfect for late-season fresh eating.
Chilean Guava
Ugni molinae
Botanical & Historical Profile
History: Queen Victoria personal favourite; aroma of strawberry, pineapple, and bubblegum.
Cultivation: Hardy to -10°C in sheltered spots. Requires acidic (ericaceous) soil.
Use: Famous for “Ugni Jam”; leaves can also be dried for tea.
Chokecherry
Prunus virginiana
Botanical & Historical Profile
History: North American wild cherry; used by Great Plains tribes in “pemmican.”
Cultivation: Extremely hardy; often used as an edible windbreak. Susceptible to black knot fungus.
Use: Too astringent raw; excellent for jellies and wine once sweetened.
I’d love to know how many of these Unusual Perennial & Kitchen Garden Edibles you are growing. Which is your favourite unusual vegetable Post your answers in the comments section below.
Tag: Unusual Perennial & Kitchen Garden Edibles
Join My Gardening Groups …. Or Buy My Books
Gardening Advice
To join the How to Dig For Victory Facebook group follow the link.
And here is the link to UK Garden Flowers, Trees, Shrubs & More
And Allotment Life For Beginners
You can also find me on Substack StefanDrewe.substack.com
Patreon
Help keep this website free from advertisements by supporting me on Patreon.
Free and subscription options available with informative infographic downloads as a thank you.
Gardening Books
Find your next favourite read without the guesswork.
I have hand-picked the best titles to save you time, or you can browse millions of other books in the full collection.
Prefer to read my own writing? You can purchase my original books directly on Amazon.





