Purple Giant Hyssop

Botanical Name: Agastache scrophulariifolia

Height: Tall

Season of Bloom: Summer

Growing Conditions: Mostly sun. Lean, well-drained soil. Although Purple Giant Hyssop is tall, it does not compete well with other tall neighbours.

Wildlife Benefits: Buzzing with bees all summer

Ottawa Valley or eastern Ontario seed origin: No

Seed Germination: A – easy, warm germinator

Remarks:

Similar species: Anise-hyssop