- This dark purple, burgundy, and green colored basil comes with a spicey clove and mint flavor that will add to your culinary creations.
Non-GMO, Heirloom Dark Opal Basil Herb Seed from True Leaf Market. Ocimum basilicum x purpurascens. As basil has many different varieties, Dark Opal Basil Herb is a striking heirloom that was grown during the 1950s at the University of Connecticut. With smooth burgundy-colored leaves, Dark Opal Basil gives off a bold aroma that's a blend between licorice, mint, ginger and sweet tea.
**Note: This seed varies widely in color, please be aware that the percentages of green and purple vary from lot to lot and is in no way consistent.**