Tansy Growing Guide Crop Rotation Group Miscellaneous ● Soil Well drained fertile soil Position Full sun to light shade Frost tolerant Hardy Feeding None generally needed. Companions Rose, Raspberry, Apple, Peach, Pear, Nectarine, Plum, Cherry, Almond, Cabbage, Cauliflower, Brussels Sprouts, Kohlrabi and Turnip. Spacing Single Plants: 40cm (1' 3") each way (minimum) Rows: 30cm (11") with 50cm (1' 7") row gap (minimum) Sow and Plant Start with a purchased plant. It will spread if not cut back. If allowed to it will self seed. Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. Notes Repels harmful insects. Yellow button flowers attract beneficial insects, especially ladybirds. Use trimmings as mulch and to confuse birds on newly seeded areas. Harvesting Harvest leaves as and when needed, Cut back in spring. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Tansy Aphids (General) Slug Snail