Productivity and essential oil composition of rosemary (Rosmarinus officinalis L.) harvested at different growth stages under the subtropical region of north India

Productivity and essential oil composition of rosemary (Rosmarinus officinalis L.) were evaluated under the subtropical region of north India. The crop was planted in mid-November and harvested at six different stages. The crop harvested at 225 days after transplanting yielded 88.03 L ha−1 essential oil which was at par with the yield obtained at 210 days (83.34 L ha−1). The essential oils extracted from whole aerial parts and leaves were...