6810 - Basil mix. Includes Thai, Lemon, Rosie, Sweet and Genovese Basil. Basil must have warm conditions, and prefers moist, rich, well-drained soil with pH of 6. Seedlings are slow-growing and delicate. Sow seed, 0.25" deep, in summer or indoors in late spring. When the seedlings appear, thin the plants to 1 foot apart. Susceptible to frost and cold. Water at mid-day not in the evening; avoid overwatering seedlings to prevent mildew.