Jerusalem Artichoke Growing Guide
Crop Rotation Group
Any reasonably fertile, well drained soil that holds moisture well.
Yes. Plants die back to the roots in winter.
Not usually required.
Single Plants: 1' 11" (60cm) each way (minimum)
Rows: 1' 11" (60cm) with 1' 11" (60cm) row gap (minimum)
Sow and Plant
Set out tubers in spring, planting them 4 inches deep. Plants grow quite tall, and can be used to shade heat-sensitive neighbors.
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.
Can be invasive, so use flowers indoors as cut flowers to reduce reseeding.
Harvest tubers in fall, winter, and early spring, while the soil is cold.
Powdery mildew often affects plants in late summer, but does not impact yields.
Planting and Harvesting Calendar
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Pests which Affect Jerusalem Artichoke