Life Sciences Commons^™

Sp277-F-Azalea Leaf And Flower Gall, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Leaf and flower galls are commonly found on many flowering woody hosts, most often on azalea and camellia. This disease occurs on plants in the Ericaceae or heath family, as well as on some species in the Empetraceae, Lauraceae, Symplocaceae and Theaceae families; including andromeda, arbutus, azalea, blueberry, camellia, huckleberry, Labrador tea, leatherleaf (Chamaedaphne calyculata), leucothoe, kalmia (mountain laurel) and rhododendron. Azalea leaf and flower gall, caused by the fungus Exobasidium vaccinii can occur on woody ornamentals growing outdoors in landscape plantings and in greenhouses. Disease is more common on plants growing in humid, sheltered areas with little …

Pb1610-Flowering Bulbs, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

A wealth of spring-, summer- and fallflowering bulbs can be used to extend the garden floral display from early spring until late fall. Some of these will be winter hardy and remain in the ground year-round. Others will not survive freezing temperatures and must be replanted each spring. Many are not even true bulbs, but are often sold along side true bulbs in mail order catalogs and at garden stores. The different types of underground storage structures that are frequently called bulbs include corms, tubers, tuberous roots, tuberous stems and rhizomes. These underground storage structures collectively are called “bulb-forms” or …

Sp513 Small Flowering Trees For Tennessee Landscapes, The University Of Tennessee Agricultural Extension Service

Forestry, Trees, and Timber

Small flowering trees are second only to shade trees for importance in the landscape. Flowering trees are valuable plants with colorful, showy blossoms and other unusual features that give interest and variety in the landscape. All trees flower, but large trees are valued for providing shade, even though flowers may be noticeable. Large trees establish the basic framework of the landscape and should be planted in key locations for optimal shading. Most properties need both small and large trees, which creates a more desirable landscape.

Carefully select your small flowering trees to ensure they fit into the landscape. In addition …

Sp517 Evergreen Trees For Screens And Hedges In The Landscape, The University Of Tennessee Agricultural Extension Service

Forestry, Trees, and Timber

Screens and hedges are a popular way to create privacy or hide an undesirable view. They can be anything from a section of a fence to individually designed panels, brick walls or a wall of green plant material. Plantings are usually a less expensive way to create privacy than a fence or wall. Screens or hedges also offer additional advantages to many landscapes other than privacy. For example, they can frame a terrace or provide a backdrop to a herbaceous garden or other garden features.