About

This herbaceous perennial, growing between 80 cm and 1.5 m tall, forms dense clumps. Its foliage is edible and has a distinct anise flavor. Throughout the summer and into autumn, it produces spikes of purple flowers that are highly appealing to bees.

About the genus

Agastache consists of herbaceous perennials featuring straightforward, fragrant foliage and small tubular flowers with two lips, arranged in whorls that create compact spikes during the summer and autumn months. While some species may be somewhat tender, they can also be cultivated as annual bedding plants.

Growing conditions

Sunlight
Full sun
Soil type
Chalk, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Well-drained
Aspect
West-facing, South-facing, East-facing
Exposure
Sheltered
UK hardiness
H4

Plant details

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Height
1-1.5 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden, Wildlife gardens, City and courtyard gardens
Native to
China, Japan
Fragrance
Foliage

Care notes

Cultivation
Grow in reasonably well-drained soil in full sun with shelter
Pruning
Remove spent flowering spikes through the season
Propagation
Propagate by seed or by division in spring
Pest resistance
Generally pest-free
Disease resistance
May be susceptible to Powdery mildews in dry summers