🥦 Artichoke (Globe)

Cynara cardunculus var. scolymus

vegetables perennial vegetable (thistle family, asteraceae) Asteraceae

☀️ Sun

Full sun (6, 8+ hours) in cooler climates; partial afternoon shade in hot climates (Zone 8+) to prevent bud quality deterioration

💧 Water

High; 1, 2 inches per week consistently; artichokes are native to Mediterranean climate , need consistent moisture during bud development; mulch heavily to retain moisture and keep roots cool

🗺️ Zones

7, 8, 9, 10, 11

🧪 Soil pH

6.5, 7.5 (neutral to slightly alkaline); tolerates up to 8.0

🪴 Soil Type

Deep, rich, well-drained sandy loam with extremely high organic matter; artichokes are VERY heavy feeders , incorporate 4, 6 inches of compost and aged manure before planting; add bone meal for phosphorus (root and bud development)

🚿 Drainage

Excellent drainage ESSENTIAL; artichoke crowns rot in wet winter soil , in Zone 6, 7, mound soil or use raised beds; in wet climates, lift and store crowns over winter

📏 Spacing

3, 4 feet apart; rows 4, 6 feet; artichokes are LARGE plants (4, 6 feet tall, 4, 6 feet wide) , give them permanent space

📐 Height

3, 6 ft

⏱️ Maturity

150-180 days (from transplant); 85-100 days to bud formation in established plants

🍴 Edible Parts

🍽️ Flower buds (the 'choke' , immature flower head harvested before petals open) 🍽️ Heart (tender inner portion of bud) 🍽️ Stem (peeled, cooked , extension of heart) 🍽️ Young leaf midribs (cooked, cardoon style)

Key:🤝 Grows well together❌ Keep apart☀️ Sun needs💧 Water🗺️ Hardiness zone

🤝 Companions (19)

🤝 Borage

Attracts pollinators (bees love artichoke and borage flowers); adds minerals to soil; repels tomato hornworm if nearby

🤝 Cabbage family

Different nutrient needs; artichoke's large leaves provide partial shade for cool-season brassicas

🤝 Lettuce

Lettuce grows in artichoke's partial shade; shallow roots don't compete with artichoke's deep taproot; short season crop

🤝 Marigold

Pest deterrent

🤝 Marigold (French)

Repels nematodes; attracts beneficial insects; general pest deterrent

🤝 Onion

Pest deterrent

🤝 Pea

Peas fix nitrogen to feed artichokes' heavy growth; peas are harvested before artichokes reach full size; different root depths

🤝 Sunflower

Both are large asteraceae with similar growth habits; sunflowers attract pollinators for artichoke flowers; provide windbreak

🤝 Tarragon

Improves artichoke growth and flavor (traditional French companion); repels certain pests

🤝 Yarrow

Attracts beneficial insects

⚠️ Keep Apart (7)

⚠️ Carrot

Root disturbance, competing space

⚠️ Corn

Both are heavy feeders , intense nutrient competition; corn may shade artichokes excessively

⚠️ Fennel

Allelopathic , strongly inhibits artichoke growth

⚠️ Potato

Both are heavy feeders competing for nutrients; potatoes may spread disease to artichokes

💊 Medicinal Uses

Medicinal Properties

Contains cynarin , stimulates bile production and supports liver function; artichoke leaf extract is a commercial liver supplement
Excellent source of fiber (especially inulin , prebiotic) and antioxidants
Rich in vitamin C, vitamin K, folate, magnesium, and potassium
Clinical studies support artichoke leaf extract for lowering cholesterol (LDL) and improving digestive health (IBS symptom relief)
Contains luteolin and apigenin , flavonoids with anti-inflammatory and potential anti-cancer properties

📝 Growing Notes

Globe artichokes are perennial in Zones 7, 11; grown as annuals in colder zones (start indoors 8, 12 weeks before last frost , need vernalization/cold treatment to produce first year). 'Imperial Star' is the best annual variety (produces year 1 without vernalization). Plants live 5, 10 years in ideal climates. Harvest buds when they're tight and plump, before scales start separating. The 'choke' (fuzzy center) is the undeveloped flower , edible on very young buds, inedible on mature ones. Cardoon (Cynara cardunculus) is a close relative grown for edible leaf stalks rather than flower buds. Aphids love artichoke buds , blast with water or use insecticidal soap. Slugs/snails attack young plants , use iron phosphate bait. Artichokes make stunning ornamental specimens even if you never harvest them.

🛒 Buy Seeds & Plants

Baker Creek Heirloom Seeds Johnny's Selected Seeds Botanical Interests True Leaf Market Burpee Territorial Seed Company

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