Ceratostigma willmottianum
Garden Plant Information

Ceratostigma_willmottanum

 

Name

Ceratostigma willmottianum (also called Hardy Plumbago)

Genus  

Ceratostigma

Species

willmottianum

Cultivar/variety

 

General description

Short, bushy, deciduous shrub grown for blue flowers in late summer and autumn. Attractive autumn foliage. Very attractive to butterflies.

Season of interest  

Late summer and autumn.

Key horticultural features

  1. Habit - low growing, slightly straggly. H: 1m S: 1.5m

  2. Stems - slender, straight. Young growth is tinged with dark red, older growth is dark brown.

  3. Leaves - ovate with no petiole. Mid-green with red veins and red leaf edges. Leaves turn red in autumn.

  4. Flowers -  panicles of clear blue tubular flowers, opening to five petals.

Cultural details

Aspect

Full sun.

Soil

Moist, well-drained, light.

Hardiness

Fully hardy.

Maintenance

Cut flowered shoots back to within 2.5cm of old growth in early spring, then apply a thick mulch of compost or manure around the base of the plant.

Propagation

Division of rooted suckers in the spring.

 

Layering in the spring, though plants will self-layer.

 

Take cuttings in late spring and early summer.  Over-winter cuttings in a frost-free frame or greenhouse for their first winter.

 

 

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Published: 21-10-2005

Updated:   05-12-2006