White Mammoth Organic Sunchoke / Jerusalem Artichoke - Helianthus Tuberosus

Premium, certified-organic White Mammoth Jerusalem artichoke (sunchoke) tubers for planting. A productive, cold-hardy perennial that yields crisp, nutty-flavored tubers and tall sunflower-like stalks. Easy to grow, suitable for home gardens and small farms, and ships fast from the USA. Growing zone: USDA 3–9.

Why Choose White Mammoth Sunchokes?

• High-yielding, vigorous variety with reliable sprouting
• Excellent culinary quality—sweet, nutty tubers after frost
• Cold-hardy perennial; tolerates a wide range of soils
• Great for beds or large containers; simple to maintain
• Ships fresh and ready to plant

What’s in the Pack?

Fresh, organic White Mammoth Jerusalem artichoke tubers. Choose 20 oz or 40 oz (count varies by tuber size). Packed to order and shipped dormant for optimal viability.

Planting Instructions

• Best Time to Plant: Early spring as soon as soil is workable, or late fall in mild/cold regions
• Site & Soil: Full sun; loose, well-drained soil (pH 6.0–7.5)
• Depth: 3–5 in (7.5–12.5 cm)
• Spacing: 12–18 in (30–45 cm) between tubers; 24–36 in (60–90 cm) between rows
• Watering: Keep evenly moist during establishment; avoid waterlogging
• Days to Maturity: ~120–150 days; flavor improves after light frost
• Harvest: From late fall through winter; leave some tubers in ground to regrow next season

FAQs

Is this a planting product or ready-to-eat tubers?

This listing is for planting tubers. Harvested tubers are edible after you grow and dig them up; these ship dormant for planting.

How many tubers are in each pack?

It is sold by weight (20 oz or 40 oz). The exact count varies with tuber size—typically several medium pieces per 20 oz pack.

What USDA growing zones are suitable?

Jerusalem artichoke is hardy in USDA Zones 3–9. In very warm climates, plant in fall or provide ample moisture.

Will sunchokes spread?

They can spread if small pieces remain in the soil. Plant in a contained bed or harvest thoroughly if you want to limit spread.

Can I grow them in containers?

Yes. Use a large, deep container with a loose, well-drained mix and consistent moisture.

Where to buy Jerusalem artichoke tubers for sale?

At Seeds World, we offer fresh, organic White Mammoth Jerusalem artichoke tubers with fast U.S. shipping and clear planting guidance—ideal for home gardeners and small growers.