Kaempferia roscoeana, peacock ginger, has beautifully marked oval leaves and lavender flowers with white eyes.

Kaempferia rotunda 'Mt. Kanchangjung'/'Himalayan Easter' has pure white orchid-like flowers and striking mottled foliage.

Kalanchoe luciae 'Variegata' is a spectacular form of the flapjack or paddle plant with grey-green, white and red leaves.

Kirengeshoma palmata 'Black Style' is a Korean waxbells with black stems that hold up the creamy yellow flowers.

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

Kniphofia Colour the Sky 'Sage' forms numerous spikes of green and creamy white flowers for months on end.

Kniphofia 'Cotton Candy' has large, dramatic spires of peachy orange, peach and yellow atop naked stems in early summer.

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

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.