Gardening in the Shade
Understory trees
Many small trees and large shrubs thrive under large shade trees. These small
trees are often a good size plant to use in small, urban yards where space and
light may be limited.
American hop hornbeam, Ironwood
(Ostrya virginiana)
- Shade tolerance
Light to medium
- Size
25 to 40 feet tall, 15 to 30 feet wide
- Best in dry sites. Fruits enclosed in a papery membrane resembling hops.
Native.
American hornbeam, Blue beech, Ironwood
(Carpinus caroliniana)
- Shade tolerance
Light, medium or full
- Size
20 to 30 feet tall and wide
- Does best in moist sites, but tolerates drier conditions. Can be difficult
to transplant. Moderately slow grower. Good yellow to orange-red fall color.
Native.
Carolina silverbell
(Halesia carolina)
- Shade tolerance
Light to medium
- Size
30 to 40 feet tall, 20 to 35 feet wide
- Dangling white, bell-shaped flowers in mid-spring, followed by winged brown
fruits in fall. Prefers moist, acidic, well-drained soils.
Flowering dogwood
(Cornus florida)
- Shade tolerance
Light to medium
- Size
20 to 30 feet tall and wide
- Make certain plant source is from northern, hardy range of dogwood. Showy
white or pink bracts in midspring, followed by clusters of red fruits in fall.
Needs moist, well-drained soil.
Kousa dogwood
(Cornus kousa)
- Shade tolerance
Light to medium
- Size
20 to 30 feet tall and wide
- Large white bracts similar to, but 2 to 3 weeks after, flowering dogwood.
Red fruits in late summer to early fall. Reddish-purple fall foliage. Generally
good resistance to the dogwood anthracnose fungus.
Ohio buckeye (Aesculus glabra)
- Shade tolerance
Light to medium
- Size
20 to 40 feet tall and wide
- Early to leaf out in spring. Prickly fruit covering opens to reveal chestnut
brown "buckeyes." Dropping fruits can be messy. Fall color yellow
to orange. Susceptible to leaf spot diseases. Leaf scorch common in hot, dry
sites.
Pagoda dogwood (Cornus alternifolia)
- Shade tolerance
Light to medium
- Size
15 to 25 feet tall and wide
- Interesting layered branching pattern. Creamy white flowers in late spring
not as showy as flowering dogwood. Flowers followed by red turning bluish-black
fruits in mid- to late summer. Does best with moist, cool soils.
Serviceberry, Juneberry (A. x grandiflora)
- Shade tolerance
Light to medium
- Size
15 to 25 feet tall, 10 to 20 feet wide
- Clusters of white flowers in early spring followed by edible blue berries
in late spring to early summer, much appreciated by birds. Does best in moist
soils, but tolerates dry sites. Difficult to distinguish species unless in
flower or fruit. Yellow to red fall color.
Sourwood, Lily of the Valley Tree (Oxydendrum arboreum)
- Shade tolerance
Light to medium
- Size
25 to 30 feet tall, 20 feet wide
- Long showy panicles of white flowers produced in early summer. Flowers best
in full sun. Fall foliage color red, yellow and purple. Does best in gravelly
soils.
G6911, reviewed April 2002