250 SIAM QUEEN THAI BASIL Ocimum Thyrsiflora HERB Flower Seeds HARVEST: 70 Days . BLOOM TIME: Summer HARDINESS ZONE: Annual PLANT HEIGHT: 18 - 36" . . . PLANT SPACING: 6 - 9" LIGHT REQUIREMENTS: Sun - Part Shade . . . SOIL / WATER: Average Dark red and purple. This basil has a strong clove like flavor and is great for flavoring soups, etc. It is suitable for container growing and is fragrant.