Plant Library

Blue Hyssop Giant Blue

Common Name: Blue Hyssop

Botanical Name: Agastache

Variety: Giant Blue

Blossom Color: Lavender-Blue

Bloom Time: Jun-Sep

Zone: 3 to 8

Exposure: Full Sun to Part Shade

Mature Height: 24-48"

Mature Width: 18-36"

Notes: Minnesota Native. Tall, bright lavender blue flower spikes on strong, upright stems. Excellent long season nectar season for bumblebees, hummingbirds, and butterflies. 24-48 inches. Native wildflower. Butterflies. Hummingbirds. Bees. Reseeds readily and seedlings are easy to transplant. Drought tolerant once established. A.k.a. Anise Hyssop.