How to grow Agastache Blackadder

Position: Full sun
Foliage: Hardy perennial, growth dies down in winter and fresh new growth emerges in spring.
Soil and site: Any well drained soil.
Flowering time: Summer – July-October
Growth rate: Moderate
Ultimate height and spread: 90cm x 50cm
Hardiness:  Fully Hardy
Aftercare: Water regularly after planting and through the first season until established. Cut to ground level in Early Spring.