Echeveria 'Giant Blue' has huge succulent rosettes of grey-blue edged with pink.

Echibeckia are crosses between coneflowers and black-eyed Susans. 'Summerina Brown' has unique orange and burgundy flowers with dark centres that bloom for months.

Echibeckia are crosses between coneflowers and black-eyed susans. 'Summerina Orange' has striking orange, yellow and rust-coloured flowers for months.

Echibeckia 'Summerina Yellow' has striking gold petals with a rusty-orange inner halo surrounding a red-brown cone.

Echinacea pallida 'Hula Dancer' has slender, reflexed, white or pink ray florets around reddish-brown cones.

Echinacea paradoxa has deep yellow, daisy-like flowers and coppery-chocolate-brown central cones.

Echinacea 'Delicious Candy' has bright magenta-pink coneflowers with horizontally held petals around large, red cones on strong, well-branched stems.

Echinacea purpurea 'Double Decker' / 'Doppleganger' sports a second tier of petals which erupts from the tip of the cone.

Echinacea purpurea 'Fatal Attraction' is a purple coneflower with large deep purple-pink flowers with upright petals on red stalks.

Echinacea 'Green Jewel' is an amazing not-so-purple coneflower in Granny Smith apple green.

Echinacea 'Green Twister' has unusual lime green petals that transition to magenta around its dark red cone.

Echinacea purpurea 'Greenline' is a cool double coneflower sporting a mound of small lime green petals surrounded by larger white petals with green tips.

Echinacea 'Magnus Superior' is an improved form of 'Magnus', the most popular coneflower of all time. This should be good!

Echinacea 'PowWow White' has pure white petals around orange cones on well-branched, compact plants with lots of flower power.

Echinacea 'PowWow Wild Berry' has the brightest magenta flowers of any coneflower.