White flower spikes emerge at the tips of silver-grey foliage.
| Flowering period: Mid summer. |
| Growing conditions: Sun or part shade in moist soil. |
| Special note: Vigorous grower. |
| Typical mature height: 48 inches ( 122 cms ) |
| Hardiness: - to discuss further |
 | This is an insect-friendly plant which gives bees and other insects easy access to nectar and pollen. |
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