Leonurus cardiaca, L. sibiricus
MOTHERWORT Leonurus cardiaca
Motherwort acts as a gentle sedative and is used as an emotional balancer and stress reliever. It is also employed for PMS and menstrual pain. The plant has large leaves and magnificent spikes of tiny pink flowers in summer. Grows 3-6 feet tall. A winter hardy perennial to zone 3. Packet is ⅓ gram, about 300 seeds.
SIBERIAN Motherwort Leonurus sibiricus
Similar to the European Motherwort in stature, healing properties, and flowering time, with more linear leaves and impressive whorled spikes of deep pink flowers.
How to Plant Motherwort Seeds
Sow seeds ⅛ inch deep into cell packs or flats. Kept at 70°F., germination is in 14 to 21 days. Transplant into the garden 18-24 inches apart. Can be direct sown no deeper than ¼ inch, 1 seed per inch in rows 24 inches apart. Thin to 12 inches apart.
Growing Motherwort: Performs best in Full Sun and relatively poor soil. Harvest leaves and flower stalks when plants are in full bloom (late June to early August); the active ingredients are at their highest then. Will self-sow once established.