Semi-hardy perennial for part-shade to full sun with a pleasant lemon fragrance.. Lemon grass can be grown as an annual or if mulched heavily can withstand temperatures of 10 to 20 degrees. A must for Thai and Vietnamese cooking and lemongrass tea. A very ornamental grass that lends beauty to the garden. Height 2 to 4 feet spread 2 to4 feet. Hardy in zones 10-11. Plants are shipped in 3.5″ containers.