30 Cardoon Seeds – Cynara Cardunculus Ornamental Edible Perennial

Cardoon (Cynara cardunculus) is a striking ornamental and edible perennial that brings architectural drama to the garden. With its deeply lobed, silvery-gray foliage and towering stems, it makes a bold statement in borders, cottage gardens, and edible landscapes. In summer, large thistle-like purple flowers bloom atop tall stalks, attracting pollinators and adding vertical interest. The artichoke-flavored stems and flower buds are a traditional culinary delicacy, often braised, roasted, or used in soups and stews.

This versatile plant is a close relative of the globe artichoke and is equally at home in a vegetable patch or a decorative flower bed. Its drought tolerance and deer resistance make it a low-maintenance choice for many gardens. Whether grown for its dramatic presence or its unique edible harvest, cardoon is a rewarding addition for gardeners seeking something distinctive.

Plant Features

• Ornamental and edible perennial with artichoke-flavored stems and buds
• Silvery-gray, deeply cut foliage adds texture and contrast
• Tall stems topped with purple thistle-like flowers in summer
• Attracts pollinators and is resistant to deer
• Drought tolerant once established

Growing Information

• Botanical Name: Cynara cardunculus
• Plant Type: Herbaceous perennial (often grown as annual in cold climates)
• Sunlight: Full sun
• Soil: Well-drained, fertile soil
• Water Requirements: Moderate; drought tolerant once established
• Growth Habit: Upright, clump-forming
• USDA Hardiness Zones: 7-10
• Bloom Season: Summer
• Mature Height: 4-6 feet
• Spacing: 24-36 inches apart

Planting & Care

Sow cardoon seeds indoors 6-8 weeks before the last frost date. Press seeds lightly into the soil surface and keep moist at around 70°F. Germination typically occurs in 10-20 days. Once seedlings have several true leaves and danger of frost has passed, harden them off and transplant into the garden. Space plants 24-36 inches apart in a sunny location with well-drained soil. Water regularly during establishment, then reduce frequency as plants mature. Mulch to conserve moisture and suppress weeds. In colder zones, provide winter protection or grow as an annual. Harvest stems and buds when young and tender for culinary use.

What's Included

30 Cardoon seeds (Cynara cardunculus).