Echinacea
Echinacea
Perennial to Zone 3. Wonderful late summer blooms attract butterflies and bees and make good cutflowers; dew collects in the spiral mandala coneheads.
Possibly the best-known of the medicinal herbs, widely used as an immune-system stimulant. Species contain slightly differing constituents, but all are antibacterial and antiviral. At least 14 native North American nations used Echinacea for similar purposes: sore throat, toothache, infection, wounds, snake bite and skin disorders.
Joanna Linden likes to tincture flowers and leaves in August and use the same alcohol to tincture seeds and third-year roots in October.
Culture: Start indoors at 70–75°, germinates in 15–20 days. Grow on at 60–65°. Set out 18–24" apart.