Lavandula intermedia ( Seal Lavender )
This is the classic lavender used in sachet , perfumes , scepter , etc . Rounded wont and oblong to spear up mold , leafage is redolent and grey-haired - jet and prime are light purple , appearing in July and August . Thrives in full sun and loose , well - drained soil . Little to no fecundation well . To keep plants compact , prune shortly after flowering ....