(Hoary Vervain) Plant Patent: n/a Container Size: trade gallon USDA Zone: 4-7 Height: 2-4’ Spread: 1.5-2’ Sun Exposure: full sun Soil Moisture: dry to average Bloom Time: late spring to early fall Bloom Color: blue-purple Foliage Color: silver-green US Native: yes Wildlife Benefit: pollinators, hummingbirds Notes: deer tolerant, drought tolerant