Agastache
Agastache rugosa
Anise-scented foliage under upright flower spikes — the honest advice is to treat it as short-lived on heavy, wet ground.
Light Full sun.
Water Little water; drought-tolerant once it has settled in.
Height 90 cm
Spread 17.7 in
Spacing 45 cm
Spacing & sowing
- Plant spacing
- 17.7 in
- In-row spacing
- 17.7 in
- Between rows
- 22 in
- Square-foot density
- Not suited to SFG
Growing
- Type
- Flower · Perennial
- Botanical family
- Mixed / other
- Sunlight
- Full sun.
- Watering
- Little water; drought-tolerant once it has settled in.
- Feeding
- Feed sparingly, and keep rich mixes away from it.
- Frost tolerant
- Yes
- Flowering
- June
- Pruning
- Cut it back hard in mid-spring.
- Overwintering
- Cold it takes; wet it does not — keep the crown clear of waterlogged ground.
Through the year
- Apr–Jun Spring Growth
- Jun–Sep Flowering
- Sep–Nov Growing
- Nov–Dec Leaf Fall
- Jan–Apr Leaf Fall
Pests & problems
The Cottage Garden Companion — the gardener's herbarium at cottagegardencompanion.com