Kalmia latifolia 'Carousel' flowers display an intricate banding pattern of bright purple-cinnamon.

Kalmia latifolia 'Firecracker' flower buds are deep, bright red and open to a light pink.

Kalmia latifolia 'Minuet' has light pink buds that open to flowers bearing a bright cinnamon-maroon band.

Kalmia latifolia 'Nipmuck' has intense red buds, soft pink flowers.

Kalmia latifolia 'Pink Charm' offers pink buds and rich pink flowers.

Kalmia latifolia 'Sarah' offers the best red flowers of any mountain laurel. Bright red bud, coral pink flowers that do not fade.

Kalmia latifolia 'Tiddlywinks' is a small leaved selection with medium pink buds opening to soft-pink flowers.

Knautia 'Thunder and Lightning' forms mounds of lush variegated foliage with deep magenta pinchusion flower heads for months on end.

Kniphofia rooperi is a late summer blooming red hot poker with large, orange-red, egg-shaped flowers fading to yellow.

Kniphofia 'Banana Popsicle' forms numerous spikes of golden yellow flowers for months on end.

Kniphofia 'Candy Apple' has large, dramatic spires of an unusual red - almost a peachy red - atop naked stems in summer.

Kniphofia 'Ember Glow' features bicolour yellow and orange flowers from high summer to frost.

Kniphofia 'Gold Rush' is a red hot poker with bright yellow, tubular flowers on tall spikes with attractive, blue-green grass-like foliage.

Kniphofia 'High Roller' is a red hot poker with torches of tubular flowers in bi-colours of cream and coral-orange.

Kniphofia 'Jackpot' is a red hot poker with torches of tubular flowers in bi-colours of bright red-orange and golden orange.

Kniphofia 'Lady Luck' offers torches of flowers on dramatic 5 foot spikes with chartreuse buds that open to white.

Kniphofia 'Poco Sunset' displays bi-coloured red-orange and orange flower spikes from summer through fall.

Kniphofia Pyromania 'Hot and Cold' is a red hot poker with torches of tubular flowers in bi-colours of yellow and orange.

Kniphofia 'Rocket's Red Glare' is a red hot poker with torches of tubular flowers in bi-colours of bright red and yellow.

Kniphofia Pyromania 'Solar Flair' is a red hot poker with torches of tubular flowers in brilliant yellow.

Kniphofia 'Red Roulette' is a red hot poker with torches of tubular flowers in bi-colours of orange and red with very narrow foliage.

Kniphofia 'Rocket Jr.' is a non-stop blooming dwarf red hot poker that offers fiery spikes through summer into fall.

Kniphofia 'Tawny King' has large, dramatic, four foot tall spires of burnt orange, amber, and creamy yellow atop bronze stems.