Artichoke (Jerusalem) Growing Guide

Helianthus tuberosus

Artichoke (Jerusalem)

Crop Rotation Group

Miscellaneous 

Soil

Any reasonably fertile, well drained soil that holds moisture well.

Position

Full sun.

Frost tolerant

Yes. Plants die back to the roots in winter.

Feeding

Not usually required.

Spacing

Single Plants: 60cm (1' 11") each way (minimum)
Rows: 60cm (1' 11") with 60cm (1' 11") row gap (minimum)

Sow and Plant

Set out tubers in late winter and early spring, planting them 10cm (4 in) 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.

Notes

Can be invasive, so use flowers indoors as cut flowers to reduce reseeding.

Harvesting

Harvest tubers from late autumn as required. Make sure all tubers are removed from soil by end of season.

Troubleshooting

Powdery mildew often affects plants in late summer, but does not impact yields.

Planting and Harvesting Calendar

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Pests which Affect Artichoke (Jerusalem)