Rutabaga Growing Guide Brassica napobrassica Crop Rotation Group Brassicas (Cabbage family) ● Soil Will grow in most good soils. Position Sun or partial shade. Frost tolerant Cold weather can improve flavour and texture. Feeding Not usually required. Spacing Single Plants: 25cm (9") each way (minimum) Rows: 20cm (7") with 40cm (1' 3") row gap (minimum) Sow and Plant Sow direct into soil in late spring or early summer. Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. Notes Water well in dry periods. Harvesting Harvest in autumn when the rutabaga is well developed. Can be left in the ground until mid winter Planting and Harvesting Calendar < Back to All Plants Pests which Affect Rutabaga Aphid, Cabbage Aphids (General) Cabbage Moth Cabbage Root Fly Cabbage White Butterfly Diamondback Moth Flea Beetle Slug Snail Plant Diseases which Affect Rutabaga Brassica Alternaria Leaf Spot Brassica Club Root