83% germination rate tested 11/1/15Sowing: Yarrow germinates freely and can be sown at any time of year when conditions are suitable for growth.It is usually sown in late winter to early spring or late summer to autumn, when temperatures are around 18 to 25°C (62 to 75°F) Sow the seeds into cells or pots containing good quality seed compost. Sow on the surface and do not cover, as light aids germination of seeds.Water from the base of the tray, Place in a propagator or warm place, ideally at 18 to 25°C (62 to 75°F) Keep the compost moist but not wet at all times. Germination 5 to 10 days. Prick out each seedling once it has its first set of “true” leaves, transplant into 7.5cm (3in) pots or trays to grow on. Gradually acclimatise to outdoor conditions for 10 to 15 days before planting out after all risk of frost has passed. Transplant to full sun and light soil; if the soil is rich, the stems get floppy. Plant 30 to 60cm (12 to 24in) apart. Cultivation: Yarrow is a very easy plant to care for, it requires to be cut back in the autumn and divided every four years to maintain healthy growth. 5000 seeds = 1 gram