NOTE: This product ships from a location that requires extra lead time. Orders placed by 10am EST on Thursday will usually ship early the following week. This product can be pre-ordered if out-of-stock. Please be sure to study the next paragraph below to understand the size of these small plants and avoid unmet expectations.

These plants are grown in a 10" x 20" tray (view sample). Size of the cells in a 72-cell tray: depth 2.35" x 1.625" x 1.625". Volume: 4 cubic inches. View samples of all cell sizes.

Agastache x 'Black Adder', known as Mexican Hyssop 'Black Adder', is a stunning perennial that brings an air of sophistication and bold color to any garden. This remarkable plant is renowned for its dramatic spikes of deep purple-black flowers, which create a striking contrast against its lush green foliage. Blooming from mid-summer through fall, the rich, dark hues of the flowers make it a standout feature in any garden setting. The foliage of Agastache x 'Black Adder' is equally impressive, with aromatic, mint-scented leaves that add a pleasing fragrance to the garden. This robust plant is perfect for adding vertical interest to borders, and its dense flower spikes make a bold statement against the backdrop of other garden plants. Incorporating the Mexican Hyssop 'Black Adder' into your garden will not only enhance its aesthetic appeal but also provide a valuable habitat for pollinators such as bees and butterflies. Its vibrant blooms and fragrant foliage combine to create a sensory experience that is both visually and aromatically pleasing. This plant is highly versatile, thriving in full sun to partial shade and adapting well to a variety of soil types. Its resilience and relatively low maintenance needs make it an excellent choice for gardeners seeking a high-impact, low-effort addition to their landscape. Agastache x 'Black Adder' is an ideal plant for creating dramatic garden displays, providing both beauty and functionality in equal measure. Overall, Agastache x 'Black Adder' is a must-have for any garden enthusiast looking to infuse their outdoor space with a touch of elegance and bold color. Its striking appearance and easy care make it a standout choice for enhancing garden design and adding year-round visual interest.

Specifications

• Cold hardiness zone: 6-10 (-10 degrees F) - Contact your local extension to confirm hardiness if you are in a fringe zone (we cannot guarantee hardiness in fringe zones)
• AHS Heat Zone: 9-6
• Light: Full sun
• Mature height: 24-36"
• Spread: 18-24"
• Tolerant of: Deer, Drought, Rabbits
• pH of Soil: 5.8 - 8.0, Ideal pH: 6.0 - 7.5
• Attracts: Hummingbirds
• Fragrant: Yes
• Long bloom time: Yes
• Good for slopes: Yes

Shipping

FREE SHIPPING - Classy Groundcovers offers free shipping, and your plants never spend more than three days in transit.

Precise delivery - another benefit from shopping with us is that you know how many days delivery will take and can control exactly when your order will be shipped.

Shipping information that applies to all plants:
- Transit Time For Your Shipment (at most 3 days)
- When We Ship
- You May Specify Your Shipping Date
- Lookup Shipping Date and Tracking Information
- Special Delivery Instructions
- No Shipments To: AK, AZ, CA, HI, NV, OR, WA or internationally
- Changing Your Shipping Date
- Accepting Delivery
- Unpacking Your Order
- Returns

Care