Purple Giant Hyssop, or Agastache scrophulariifolia, is a stunning perennial reaching up to 72 inches in height. Its vibrant purple blooms, which appear from July to October, are a magnet for bees, butterflies, and hummingbirds, making it an excellent choice for enhancing biodiverse habitats. Notably, it serves as a crucial food source for the federally endangered Rusty Patch Bumblebee. This plant thrives in full to partial sun and prefers medium to well-drained soils, accommodating a range of moisture levels from medium-wet to medium-dry. Despite its height, it doesn’t spread aggressively, making it an ideal candidate for perennial borders, where birds can also enjoy its seeds.
Bloom color | Purple |
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Bloom months | August, July, October, September |
Soil Moisture | Medium, Medium-Dry, Medium-Wet |
Soil Type | Loam, Sand |
Sun | Full, Partial |