‘Dark Knight’ has the deepest blue colour of anyCaryopteristhat we know. Its tidy, upright growth habit and profusion of flower spikes on silvery green foliage make it an essential part of the summer.

Ideal Conditions:

Prefers full sun, or partial shade with free-draining, but moist soil or compost.

Possible Situation:

An ideal shrub for patio container and can be planted into the border in autumn for further enjoyment.

Resilience:

Hardy

Habit:

Clump Forming

Height x Spread / Trail:

60 x 50 cm

Features:

Typical Season:

Summer

Flower Colour:

blue

Foliage Colour:

silver/grey

green

Flowering Time:

July – September

Planting Recommendations:

Bed/Border

Raised Bed

Container

Prefers:

Full Sun

Part Sun

Temperature Tolerance:

A hardy plant which should survive normal winter conditions outside, especially if protected from the hardest frosts.