The Genus Paeonia

Ornamental Bamboos

Bamboo for Gardens

Hardy Bamboos

Hebes

Conifers for Gardens

The Pruning of Trees, Shrubs & Conifers

Hollies for Gardeners

Hydrangeas for American Gardeners

Encyclopedia of Hydrangeas

Hardy Rhododendron Species

Trees for Small Gardens

Winter Flowering Shrubs

Buddlejas

Tree Bark

Trees: A New Vision of the American Forest

Viburnums

Camellias: A Gardener’s Encyclopedia

Encyclopedia of Exotic Plants for Temperate Climates

Shade: Ideas & Inspiration for Shady Gardens

Encyclopedia of Northwest Native Plants for Gardens & Landscapes

Garden Plants of Japan

Hibiscus

Passiflora

The Protea Book