Hardy / perennial /medicinal plant, evergreen / seeds need 20-30 days
for germination / H. up to 40 cm/ sunny position / well drained to dry
soil / flowering time 6, 7, 8
Important Chinese medicinal herb, a powerful stimulant herb containing
the alkaloid ephedrin. The herb should be used with great caution,
preferably under the supervision of a qualified practitioner.