Annual Herb: Dark green leaves have a heavy, spicy taste and smell. Perfect for Italian cuisine. Slow to bolt. Grows to 60cm (24″) tall. Sowing: Sow seeds outdoors in late May to early June or start them inside and transplant outside after the danger of frost is past. Space 6mm (1/4″) apart and sow 3mm (1/8″) deep in a sunny site with average soil. Comments: Makes the best pesto sauce! Approx. 250 sds/pkt.