Giant Sunchoke Plant Seeds - Vegetable Plant

Giant Sunchoke Plant seeds produce vigorous perennial plants known for their tall growth, edible underground tubers, and bright sunflower-like flowers. These plants develop strong upright stems with dense green foliage and can reach impressive heights during the growing season. They are commonly grown in edible gardens, permaculture systems, and naturalized landscapes where both ornamental value and tuber harvest are desired. Giant sunchoke plants are hardy, adaptable, and perform best in full sun with fertile, well drained soil and moderate moisture.

Features

• Produces edible underground tubers
• Extra tall sunflower-like perennial growth
• Bright yellow ornamental flowers
• Attractive to pollinators and beneficial insects
• Suitable for edible gardens and privacy planting

Specifications

• Scientific Name: Helianthus tuberosus
• Common Name: Giant Sunchoke / Jerusalem Artichoke
• Seed Type / Variety: Tall edible tuber perennial seed
• Growth Habit: Upright perennial flowering plant
• USDA Zones: 3 to 9
• Planting Season: Spring
• Growing Season: Spring through autumn
• Sowing Season: March to May
• Germination Time and Conditions: 10 to 21 days in warm, moist soil conditions
• Sunlight Requirements: Full sun
• Soil Requirements: Fertile, well drained soil
• Watering Needs: Moderate watering during active growth
• Mature Plant Size: Height 200 to 350 cm
• Plant Spacing: 45 to 60 cm apart