Add vibrant color and long-lasting blooms to your garden with Agastache 'Black Adder', a striking perennial known for its deep purple flower spikes and aromatic foliage. These healthy starter plants are grown at Rosie Belle Farm and arrive well-rooted in 1-quart pots, ready for planting in garden beds, borders, and pollinator-friendly landscapes.

🌱 What You Will Receive:

• 3 well-rooted Agastache 'Black Adder' starter plants
• Established in 1-quart pots
• Healthy live perennial plants
• Carefully packaged for safe shipping
• Free shipping included

Agastache 'Black Adder' is valued for its upright growth habit, extended bloom period, and beautiful purple flowers. It makes an excellent addition to cottage gardens, perennial borders, and sunny landscape plantings where seasonal color is desired.

• 💜 Rich Purple Flower Spikes – Adds dramatic seasonal color to garden beds and borders
• 🌱 3 Well-Rooted Plants – Established starter plants in 1-quart pots ready for transplanting
• ☀️ Sun-Loving Perennial – Thrives in bright locations with plenty of sunlight
• 🦋 Pollinator Garden Favorite – Excellent addition to pollinator-friendly landscapes
• 🏡 Long Blooming Variety – Provides extended seasonal interest in perennial gardens

• Common Name: Black Adder Agastache, Mexican Hyssop
• Scientific Name: Agastache 'Black Adder'
• Plant Type: Perennial
• Cultivar: Black Adder
• Flower Color: Deep Purple
• Foliage Color: Green
• Sunlight: Full Sun
• Soil Type: Well-Draining Soil
• Watering: Moderate
• USDA Hardiness Zone: 6–9
• Mature Height: 24–36 Inches
• Mature Spread: 18–24 Inches
• Bloom Time: Summer to Fall
• Growth Habit: Upright Clumping
• Attracts: Pollinators