Hoo House Nursery

Retail nursery specialising in Perennials and Alpines all grown peat-free.

Hoo House Nursery in the RHS Magazine
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Caryopteris x clandonensis 'Dark Knight'

Deep blue flowers up to 60cm (24in) from July to September and growing 75cm (30in) wide. Prefers well drained soil in sun.

A hybrid between C. incana and C. mongolica, of which this is a winning selection, being the darkest blue and most compact. The species come from east Asia. Attractive to both butterflies and bees and after flowering seed heads become a feature. Prune hard in early March.

  • Price

    £ 6.00

  • Height

    100 cm

  • Spread

    75 cm

  • Category

    Herbaceous Perennials

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