This very aromatic annual has tiny deep purple leaves which are borne densely on globular-shaped plants. No need to pinch. The tubular flowers are late to appear and add extra colour to the plant. Purple Ball performs very well under sunny and warm weather conditions and is drought resistant. Can be used just like green basil, perfect in pasta sauce, salads and as a garnish.Sow in a propagator on a windowsill or thinly in pots or trays in a greenhouse at approx 10-15°C (50-59°F) using a good quality compost. Cover seeds with 5mm (?in) compost. Germination 14-21 days.Grow on, planting out when the frost risk has passed, 20-25cm (8-10in) apart. Can also be sown thinly direct outside at a depth of 5mm (?in). Grows best in well-drained soil in a sunny position or in the greenhouse. Remove flowers to prolong leaf harvest.