Extra taste and flavour – fresh from your garden! Herbs have many uses for flavouring, garnishing, fragrance, medicinal or purely ornamental. Sow hardy annual (HA) varieties outdoors Apr-May; sow half-hardy annual (HHA) varieties under glass/indoors in March and plant out in May. Sow perennial (HP) varieties outdoors March-May, to develop into strong plants by summer of the following year, and to enjoy for years to come. Harvest July-October.