Boxwood is a shrub with dense, broadleaf evergreen foliage that has been popular in the landscape since ancient times. There are over 100 species, hybrids, and cultivars in the Buxus genus, varying in such characteristics as height, shape, growth rate, leaf size, heat tolerance, cold tolerance, lighting preferences, resistance to pests and diseases, and salt tolerance. But all these types of boxwood have opposite leaves with a flat surface and smooth edges.
Boxwood is easy to grow, being tolerant of a range of soils; just do not plant it too deeply. The shrub prefers evenly-moist, well-drained soil, but it tolerates a soil pH ranging from mildly acidic to mildly alkaline. Boxwoods listed for full sun should be given full sun; more shade means more of an invitation to fungal diseases such as boxwood blight.
Since the bush responds well to pruning, the classic use of boxwood is in neatly trimmed hedges. But the smaller, slower-growing types also look great in containers: Install a couple in two urns and display them at an entrance where you want a tasteful, symmetrical design.
Here are 20 popular types of boxwood shrubs.
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01 of 20
Common Boxwood (Buxus sempervirens)
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Along with types of littleleaf boxwood and Korean boxwood, this type is what you are most likely to see in people's landscapes (whether as the straight species or as a hybrid or cultivar). Common boxwood is also called "American boxwood," but that is a misnomer: The species is actually indigenous to Europe.
Common boxwood has a slow growth rate. As a relatively tall-growing type, common boxwood is suitable for hedges where you need good height (for privacy). The problem is that, since it's a slow grower, you'll have to wait a while for your hedge unless you buy mature plants (which is costly). It has a rounded shape (if kept trimmed) and is average in both heat and cold tolerance.
- Native Area: Western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 8
- Height: 5 to 20 feet
- Sun Exposure: Full sun to partial shade
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02 of 20
Japanese Boxwood (Buxus microphylla var. japonica)
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Japanese boxwood is a variety of littleleaf boxwood. It is more heat-tolerant than B. sempervirens, making it a good choice for the South. Its leaves may become bronzy in winter. It has a slow growth rate. Its variegated cultivar is 'Borderline,' which has dark green leaves with golden edges.
- Native Area: Far East
- USDA Growing Zones: 6 to 9
- Height: 6 to 8.5 feet (with a greater width)
- Sun Exposure: Partial sun to partial shade
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03 of 20
Korean Boxwood (Buxus sinica)
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Korean boxwood is similar to Japanese boxwood. Like B. microphylla (the species name means "little-leaf"), B. sinica has smaller leaves than B. sempervirens; the plants, themselves also tend to be smaller. In fact, the plant is sometimes used to create bonsai. It has a slow growth rate, meaning you won't have to trim it much (an important consideration if you want a low-maintenance landscape).
- Native Area: Far East
- USDA Growing Zones: 4 to 9
- Height: 2 to 10 feet (with a width twice that)
- Sun Exposure: Full sun to partial sun
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04 of 20
Dwarf Korean Boxwood (Buxus sinica var. insularis 'Nana')
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A variety within the Buxus sinica group is var. insularis; all shrubs of this variety exhibit extra cold-hardiness. But there are also cultivars within the variety with varying features that will help you choose between them. The 'Nana' cultivar is a dwarf. Use it to make one of those small hedges popular as borders in formal landscape design. A nice feature of 'Nana' is its resistance to pests and diseases.
- Native Area: Species native to Far East
- USDA Growing Zones: 5 to 8
- Height: 1 to 2 feet
- Sun Exposure: Partial sun to partial shade (full sun may scorch it)
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05 of 20
Wintergreen Boxwood (Buxus sinica var. insularis 'Wintergreen')
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Koreans boxwoods within the insularis variety all develop a bronzy coloration in winter, but 'Wintergreen' takes that coloration to another level. It grows more quickly than B. sempervirens, making it a good hedge choice for those who can't wait.
- Native Area: Species native to Far East
- USDA Growing Zones: 4 to 9
- Height: 2 to 4 feet (with a slightly greater spread)
- Sun Exposure: Full sun to partial sun
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06 of 20
Winter Gem Boxwood (Buxus sinica var. insularis ‘Winter Gem’)
This rounded shrub is a slow grower. It is perhaps best known for retaining its green color better during the winter (a plus for those who don't care for the bronzy look that others in this species get). It also rates highly on pest resistance.
- Native Area: Species native to Far East
- USDA Growing Zones: 5 to 9
- Height: 2 to 3 feet
- Sun Exposure: Full sun to partial shade
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07 of 20
English Boxwood (Buxus sempervirens 'Suffruticosa')
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This is a dwarf cultivar of common boxwood. It is a slow-growing, rounded shrub and very resistant to boxwood leaf miner, a major pest for the Buxus genus. Give it shelter from strong winds.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 8
- Height: 2 to 3 feet
- Sun Exposure: Partial sun to partial shade
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08 of 20
Variegated Boxwood (Buxus sempervirens 'Variegata')
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This variegated cultivar of common boxwood has a rounded shape. It is slow-growing. The leaf centers are green; the margins start out white in spring, turn creamy in early summer, and end up light yellow.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 6 to 8
- Height: 3 to 5 feet
- Sun Exposure: Full sun to partial shade
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09 of 20
Golden-Edged Boxwood (Buxus sempervirens 'Aureomarginata')
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The cultivar name of Buxus sempervirens 'Aureomarginata' literally means "golden-edged," but the leaf margins of this variegated boxwood are actually more of an off-white color than golden for most of the summer; the golden color comes only at the end of summer. It has a slow growth rate and a rounded habit. Like other types of boxwood, boxwoods of this cultivar can be trained into "standards," exposing their trunks and making them look more like small trees than shrubs
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 6 to 8
- Height: 8 to 10 feet
- Sun Exposure: Full sun to partial shade
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10 of 20
Columnar Boxwoods
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A few cultivars of Buxus sempervirens grow with a columnar form. These include:
- 'Graham Blandy': 5 to 15 feet high x 1 to 4 feet wide; zones 5 to 9; partial sun; fairly slow grower
- 'Dee Runk': 8 feet tall x 2.5 feet wide; zones 6 to 8; full sun to partial shade; fast grower
- 'Fastigiata': 10 to 12 feet tall x 4 to 5 feet wide; zones 6 to 8; partial sun to partial shade; slow grower; bluish-green foliage
All look good at house corners in a foundation planting.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: Varies by cultivar
- Height: Varies by cultivar
- Sun Exposure: Varies by cultivar
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11 of 20
Pyramidal Boxwood (Buxus sempervirens 'Pyramidalis')
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Pyramidal boxwood naturally forms a cone shape, wider at the base and tapering to the top. It does not have to be trimmed to achieve this shape, making it a low-maintenance alternative. It has a slow growth rate and is a great choice for flanking driveway entrances.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 8
- Height: 6 to 12 feet high, but only 2 to 3 feet wide
- Sun Exposure: Full sun to partial sun
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12 of 20
Green Velvet Boxwood (Buxus sinica var. insularis x B. sempervirens 'Green Velvet')
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With its especially dense, velvety foliage, 'Green Velvet' is a popular choice for creating topiaries such as this elephant. This hybrid is round-shaped. It holds up better than most to heat and humidity, so it's a good selection for gardeners in the South, regardless of whether they're interested in topiary.
- Native Area: Hybrid
- USDA Growing Zones: 4 to 9
- Height: 4 to 6 feet, with a spread slightly less than that
- Sun Exposure: Full sun to partial sun
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13 of 20
Green Mountain Boxwood (Buxus 'Green Mountain')
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An easier boxwood topiary to create is the spiral form, and the slow-growing hybrid, Green Mountain boxwood is a popular choice for carving such spirals because its foliage is particularly dense and retains its dark-green color, and because the form is, by nature, upright.
Whereas people use frames to create elaborate topiaries (animal forms, usually), all you need to create a spiral is pruners and some wide ribbon to mark where you want your spiral to go.
- Native Area: Hybrid
- USDA Growing Zones: 5 to 9
- Height: 5 feet at maturity
- Sun Exposure: Full sun to partial shade
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14 of 20
Sprinter Boxwood (Buxus microphylla 'Bulthouse')
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An even easier topiary to make is a topiary ball (you can just "eyeball" it). Turn your boxwood into a standard and display the resultant lollipop as a focal point in your landscape design. 'Sprinter' is a rounded shrub that has a fast growth rate. This is important for some people in creating topiaries; shrubs with slower growth rates will seemingly take forever to fill in if you're in a hurry.
- Native Area: Species native to the Far East
- USDA Growing Zones: 5 to 9
- Height: 2 to 4 feet
- Sun Exposure: Full sun to partial shade
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15 of 20
Vardar Valley (Buxus sempervirens 'Vardar Valley')
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'Vardar Valley' is a strong selection for low hedges, such as those found in the "knot garden" (a formal garden laid out in an intricate design), growing twice as wide as it is long, with dense foliage. It is also disease resistant.
- Native Area: Species native to Western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 8
- Height: 2 to 3 feet
- Sun Exposure: Full sun to partial shade
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16 of 20
Bigleaf Boxwood (Buxus x 'Conrowe')
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Boxwood is generally known for having small leaves. If you enjoy creating textural contrast in the garden, juxtapose larger-leaved plants next to your boxwood. But if you're really not a fan of the tiny leaves on the typical boxwood, you may want to grow the bigleaf type, which sports a more moderately-sized leaf.
- Native Area: Hybrid
- USDA Growing Zones: 5 to 8
- Height: 4 feet
- Sun Exposure: Full sun to partial shade
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17 of 20
Glencoe (Buxus 'Glencoe')
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'Glencoe' is a hybrid boxwood known for retaining its green color better than most during the winter (although some protection is still recommended). Another plus of this rounded shrub is its hardiness (to zone 4). Taken together, these traits make it a good choice for Northern gardeners. A drawback is that it is more susceptible to boxwood blight than many other types.
- Native Area: Hybrid
- USDA Growing Zones: 4 to 9
- Height: 3 to 4 feet
- Sun Exposure: Full sun to partial sun
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18 of 20
Highlander Boxwood (Buxus sempervirens 'Highlander')
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With its upright habit, good height, and fast growth rate, 'Highlander' is useful when you need a taller boxwood, whether it be as an accent to set off a hedge of shorter types or to form a tall hedge. Its fast growth rate is a tradeoff: Extra maintenance (trimming) in exchange for not having to wait so long for the finished product.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 9
- Height: 7 feet
- Sun Exposure: Full sun to partial sun
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19 of 20
Tree Boxwood (Buxus sempervirens 'Arborescens')
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Tree boxwood, like the species plant it comes from, is taller than most, maturing to 15 feet, making it a great pick for evergreen privacy hedges. It has a slow growth rate (reducing maintenance) and an upright form.
- Native Area: Species native to western and southern Europe, western Asia, and northern Africa
- USDA Growing Zones: 5 to 8
- Height: 8 to 15 feet
- Sun Exposure: Full sun to partial shade
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20 of 20
Littleleaf Boxwood (Buxus microphylla)
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As you can see, there's a suitable type of boxwood shrub for just about every situation. What if you landscape in a seaside community? You have probably experienced some limitations in your plant selection, thanks to the deleterious effects of salt spray on many plants. Thankfully, littleleaf boxwood is salt-tolerant, making this rounded shrub a good choice for those who live near the ocean.
- Native Area: Far East
- USDA Growing Zones: 6 to 9
- Height: 3 to 4 feet
- Sun Exposure: Full sun to partial shade
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What's the difference between boxwood and Hetz Japanese holly?
Boxwoods have opposing leaves with a flat surface and smooth edges. Hetz Japanese holly (Ilex crenata 'Hetzii') also has relatively small leaves, but the leaves alternate and are scalloped with little teeth along the margin.
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Is boxwood deer-resistant?
The shrub is deer-resistant and rabbit-resistant.
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What's the best time to prune a boxwood?
Boxwood can be pruned at most any time of the growing season (the trimmings can be used in decorations such as kissing balls), but avoid pruning it after late fall has arrived; this would only encourage new, tender growth that would be damaged by the cold of winter.