Lavendula x intermedia ‘Grosso’ (Fat Spike)
Deep purple rotund flowers bloom mid summer. Reputed to be the most fragrant of the lavenders and is the most commonly used lavender for extracting lavender oil. Very good flower retention as a dried flower.
Full sun. Good drainage. 3’x3’. To rejuvenate mature plants, cut out old woody stems to new growth in spring after breaking dormancy. Zones 5-7