Vegetables
Beginner
Perennial
Sunchoke (Jerusalem Artichoke)
Helianthus tuberosus
About Plant: Sunchoke (Jerusalem Artichoke)
Towering sunflower relative grown for crisp nutty underground tubers; extremely productive and persistent.
Growing Profile
SunlightFull Sun
WaterModerate
SoilLoose, well-drained (5.8–7.0)
Spacing12–18 inches
Height6–10 feet
Time to Harvest120-150
Planting Depth3–5 inches tuber
Germination TimePropagated by tubers
Expert Growing Tips
Choose the site carefully: missed tubers regrow readily and plants can spread.