Aconitum carmichaelii

An imposing long flowering, long lived perennial with pyramids of beautiful 2 inch flowers. A excellent border plant easily grown from seed. Rich blue flower spikes add a unique color to the garden, held aloft delphinium-like foliage. Spikes also last as a cut flower.

Height: 72 inches; Type/hardiness: Hardy Herbaceous Perennial; Prefers sun or part shade; Flowers: Late Summer to Fall; Zones: 3,4,5,6,7

Sowing:

Sow from early spring to mid summer Germinate at 60-68F on the surface of a good free-draining, damp seed compost. Apply a fine sprinking of compost or vermiculite so that the seed is just covered. Place in a propagator or seal container inside a polythene bag. If no germination has taken place after 6 weeks, place container in the refrigerator for 3-6 weeks, or until seeds begin to germinate.

Growing:

Return to 60-68F until seedlings are large enough to transplant into 3 inch pots and grow on in a cold frame. Plant outdoors the following spring 24 inches apart.

Aftercare:

Cut back old flowering stems which often encourages a further flush of flowers.

This is the archived version of this product. For ordering, click here.

For the fulll list of all archived products, click here.