Yucca rigida is a dramatic, trunk-forming, hardy species with a crown of stiff, sword-like, powder blue leaves.

Yucca rostrata has a beautiful, spherical powder blue crowns. It will develop a trunk and form an upright, unbranched tree.

'Sapphire Skies' is a super hardy Yucca rostrata with domes of excellent baby blue foliage.

Zaluzianskya or night phlox has deep pink buds opening to night-fragrant white flowers in multitudes for months. A Phoenix Perennials best seller.

Zantedeschia 'African Gold' has deep green foliage with striking gold veins and big pure white calla lily flowers.

'White Giant' is a fantastic, steroidal selection of Zantedeschia with 5 foot high foliage and 7 foot tall flower stems with huge white flowers.

Zantedeschia aethiopica 'White Giant' (South Africa) is a large grower with all green leaves and large, white flowers.

Zantedeschia 'Albomaculata' is a spotted calla lily with ivory-white trumpet-shaped flowers.

Zantedeschia 'Creme/Cream' is a spotted calla lily with creamy white and green flowers.

Zantedeschia 'Kiwi Blush' is subtle yet stunning with white spathes with pink bases.

Zantedeschia 'Snow Storm' has pure white trumpet-shaped flowers with green bases and bright green leaves with white spots.

Zephyranthes candida or white rain lily is an amaryllis relative with icy white, star-like flowers centred with yellow.