Organic Lavender. Common English Lavender. Lavandula angustifolia syn. L. vera. Non-GMO. Heirloom. 2 feet. Fragrant leaves and blossoms for sachets and potpourri. Hardy plants with aromatic lavender blue flower spikes are lovely in borders in sunny, well-drained soils. Herbaceous and cold-hardy perennial shrub, lavender is one of the most tolerant and fragrant overwintering herbs in the home garden. ~ 26,000 seeds per ounce.