Description
Black Adder Hyssop is a standout perennial for Massachusetts gardens, offering striking smokey lavender flowers on dark purple spikes from mid-summer to fall. Its fragrant green foliage releases a subtle licorice scent, enhancing sensory appeal. This drought-tolerant plant thrives in full sun and well-drained soil, making it ideal for low-maintenance landscapes. Hummingbirds, bees, and butterflies flock to its nectar-rich blooms, while deer tend to avoid it.
Perfect for mass plantings, herb gardens, and containers, Black Adder Hyssop reaches 3 feet in height, with flower spikes extending to 4 feet. It spreads up to 24 inches, creating a beautiful vertical element in garden beds. Low maintenance and cold-hardy to zone 5b, it returns year after year with vibrant color. Prune lightly in early spring to encourage fresh growth and maintain a compact form.
Each plant comes in a #1 (1 gallon) growers container. The image shown represents an example of what you may receive. Please note that the height, shape, and fullness of each plant may vary due to natural growth patterns. Rest assured, we will select the healthiest and most vibrant plant for you.
Plant Specs:
Other Names: Agastache 'Black Adder'
Color: purple
Light: full sun
Watering: average
Soil: alkaline, well draining soil
Zone: 5 – 8
Plant Shape: upright spreading
Mature Size: height (4'), Spread (24″)
Blooming Season: mid summer – mid fall
Growth Rate: fast
Have any questions or need help finding the right plant? Contact Customer Service via the blue chat to call, text, or email. We are happy to help!
