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Lucan Country Gardens

Great Blue Lobelia

Great Blue Lobelia

Regular price $9.99
Regular price Sale price $9.99
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Lobelia siphilitica

Other names: Great Blue Cardinal Flower, Giant Blue Lobelia


Sun/Part Shade

Midsummer to Early Fall

24-36" x 12-18" (60-90cm x 30-45cm)

-30°F to -20°F / -34°C à -29°C (USDA Zone 4)

This native perennial produces striking blue, tubular flowers in mid to late summer. The flowers arise on tall stalks above clump-forming plants. Best grown in rich, organic soils that remain moderately damp to wet, in full sun or part shade. Grow in part shade where summers are hot. Under optimum conditions, Lobelia will form attractive colonies.

Photo: Courtesy of Maple Leaf Nurseries

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