Agastache 'Blackadder'
A tall, upright perennial with deep violet flower spikes and dark, almost black bracts that give it a distinctive look through summer and early autumn. The aromatic foliage adds extra appeal, and the flowers are a reliable draw for bees and butterflies.
Performs well in sunny, well-drained spots and holds its shape nicely without support.
Sold currently in 2 litre pots
Height & Spread: 90–120cm × 45–60cm
Position: Full sun
Soil: Well-drained, light to moderately fertile soil
Flowering Time: July to September
A tall, upright perennial with deep violet flower spikes and dark, almost black bracts that give it a distinctive look through summer and early autumn. The aromatic foliage adds extra appeal, and the flowers are a reliable draw for bees and butterflies.
Performs well in sunny, well-drained spots and holds its shape nicely without support.
Sold currently in 2 litre pots
Height & Spread: 90–120cm × 45–60cm
Position: Full sun
Soil: Well-drained, light to moderately fertile soil
Flowering Time: July to September
A tall, upright perennial with deep violet flower spikes and dark, almost black bracts that give it a distinctive look through summer and early autumn. The aromatic foliage adds extra appeal, and the flowers are a reliable draw for bees and butterflies.
Performs well in sunny, well-drained spots and holds its shape nicely without support.
Sold currently in 2 litre pots
Height & Spread: 90–120cm × 45–60cm
Position: Full sun
Soil: Well-drained, light to moderately fertile soil
Flowering Time: July to September
