Purple Giant Hyssop
Agastache scrophulariifolia
Giant blue hyssop contains essential oils that provide aromatic and medicinal uses. Adored by pollinators and provides important late season nectar. Its tall height makes it a good choice as a background against fencing.
Water: Wet or Moist
Hardiness: Frost Hardy
Habit: A late-flowering, perennial herb that can grow up to 6' tall, with aromatic foliage and flowers
Light: Full Sun
Soil: Moist but well-draining
Origin: United States and Northern Ontario
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Purple Giant Hyssop