Perennial
Full sun/Part Shade
Ontario Native!
Lobelia siphilitica. Tall spikes of rich blue flowers that bloom in mid to late summer. Highly attractive to pollinators, especially native bees. Low maintenance and cold-hardy, making it a reliable choice for mixed flower beds and open garden spaces.
Approx. 500 seeds per packet (0.025g)
Cold stratify seeds for 30 days before sowing. Start indoors 6-8 weeks before last frost, or direct sow in early spring, pressing seeds lightly into soil (do not cover). Keep soil consistently moist; germination occurs in 14–30 days. Space plants 12–18" apart.