It is naturally robust, upright, clump-forming perennial with attractive red-purple stems and lance-shaped, downy, grey-green leaves. From the swollen base of each red flower, a clawlike lower lip curls under and a tuft of gray stamens extends upward.
A counter-effect herb for nicotine addiction.
Lobelia tupa should be grown in full sun in an open position, with some shelter from the wind. The soil should be deep, fertile and permanently moist.