Agastache aurantiaca Blackadder (Orgainc)

Common name: Hummingbird Mint
Family: Lamiaceae (mint family)

Description:
‘Blackadder’ is a striking, long-blooming perennial prized for its deep violet-purple flower spikes and aromatic foliage. It forms an upright, clump-forming mound of dark green, lightly toothed leaves that release a pleasant anise-mint fragrance when brushed.

Flowers:

• Tall, slender spikes of rich purple to indigo tubular blooms
• Highly attractive to bees, butterflies, and hummingbirds
• Extended bloom period from early summer through fall

Size:

• Height: 24–36 inches (60–90 cm)
• Spread: 18–24 inches (45–60 cm)

Growing Conditions:

• Prefers full sun
• Thrives in well-drained soil; drought tolerant once established
• Avoid overly wet or heavy soils, especially in winter

Hardiness:

• USDA Zones 5–9 (may benefit from winter protection in colder areas)

Care Tips:

• Deadhead to encourage continued flowering
• Cut back in early spring before new growth emerges
• Excellent for borders, cottage gardens, pollinator gardens, and containers

‘Blackadder’ adds vibrant color, vertical interest, and pollinator value to sunny garden spaces while remaining relatively low maintenance.