Sunchoke Seeds – Helianthus tuberosus Vegetable Plant

Sunchoke is a hardy perennial vegetable grown for its edible underground tubers and tall sunflower-like growth habit. Plants develop strong upright stems with bright yellow blooms during the growing season. This species is suitable for garden beds, field plantings, and naturalized areas where spreading growth is acceptable. Sunchoke performs best in full sun with well-drained soil and is adaptable to a wide range of growing conditions.

Features

• Hardy perennial tuber-producing vegetable
• Produces sunflower-like yellow blooms
• Tall upright growth habit
• Suitable for garden beds and field plantings
• Adaptable to a wide range of soil conditions
• Performs well in full sun locations
• Suitable for naturalized growing areas

Specifications

• Scientific Name: Helianthus tuberosus
• Common Name (US): Jerusalem Artichoke
• Seed Type / Variety: Helianthus tuberosus
• Growth Habit: Herbaceous perennial
• USDA Zones: 3-9
• Planting Season: Spring
• Growing Season: Summer through Fall
• Sowing Season: March-May
• Germination Time and Conditions: 7-21 days at 65-75°F (18-24°C)
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained soil; tolerant of poor soils
• Watering Needs: Low to moderate watering once established
• Mature Plant Size: 6-10 feet tall, 24-36 inches spread
• Plant Spacing: 12-24 inches apart