Dicksonia antarctica, the Tasmanian tree fern, is an impressive specimen and one of the oldest plants in the world.

Dicliptera suberecta is commonly known as the firecracker or hummingbird plant with nectar-filled, deep orange flowers.

Digiplexis 'Berry Canary' has hot pink foxglove-like, tubular flowers with creamy yellow throats.

Digiplexis Illumination 'Apricot' has gorgeous tubular flowers of light apricot-orange and warm yellow.

Digiplexis Illumination 'Flame' is like a foxglove crossed with a Hawaiian shirt with amazing colours of apricot-orange and reddish-magenta!

Digiplexis Illumination 'Raspberry' Improved has magenta-red flowers that bloom for months.

Digiplexis 'Rising Phoenix' is a sterile foxglove with tubular flowers of rosy-pink and light apricot hues on tall spires.

Venus flytraps (Dionaea muscipula) grow in nutrient poor bogs ensnaring prey to meet their nutritional needs.

A beautiful evergreen fairy bell for the shade garden.

Doodia media (syn. Blechnum medium) is a stunning fern with bright red to pink new fronds that darken to green.

Dracunculus vulgaris is topped with a lurid 18 inch burgundy spathe with a columnar purple-black spadix.

Giant sea squill, Drimia (Urginea) maritima, produces huge bulbs with dramatic leathery leaves and amazing 4-6 foot tall spikes.

Drosera capensis, also known as Cape sundew, is a small, carnivorous plant native to the Cape of South Africa.

Dramatic burgundy rosettes of succulent foliage edged with dramatic white teeth. Fantastic pot specimen.

Dyckia 'Gran Marnier' is a stunning succulent with dramatically serrated silver leaves.

Dyckia 'Grape Jelly' is a bromeliad with dramatic burgundy rosettes of succulent foliage. A fantastic pot specimen and a good winter houseplant.

Dyckia 'Nickel Silver' forms rosettes of succulent silvered foliage with white spines. A fantastic pot specimen and good winter houseplant.

Dyckia 'Pale Ryder' has dramatic silver-white rosettes of succulent foliage edged with dramatic teeth. A fantastic pot specimen and winter houseplant.

Dyckia 'Red' has dramatic red rosettes of succulent foliage with silver undersides. A fantastic pot specimen and good winter houseplant.

Dyckia 'Sabertooth' has rosettes of succulent silvered foliage with white spines. A fantastic pot specimen and good winter houseplant.

Granny Smith apple green, succulent foliage, indispensable in echeveria collections for contrasting with the pinks, blues and burgundies of other plants.

Echeveria elegans 'Giant' is a larger form than the regular species with silver blue rosettes hardy to zone 8.