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Juniperus virginiana (Eastern Red Cedar)

Cedar Oil Tree, Eastern Red Cedar, Pencil Cedar, Red Cedar, Virginia Cedar, Virginia Juniper, Red Juniper, Carolina Cedar, Red Savin, Baton Rouge

Juniperus virginiana, Cedar Oil Tree, Eastern Red Cedar, Pencil Cedar, Red Cedar, Virginia Cedar, Evergreen Shrub, Evergreen Tree
Juniperus virginiana, Cedar Oil Tree, Eastern Red Cedar, Pencil Cedar, Red Cedar, Virginia Cedar, Evergreen Shrub, Evergreen Tree

Eastern Red Cedar – Juniperus virginiana: An In-depth Look

The Eastern Red Cedar (Juniperus virginiana) is a hardy, evergreen conifer known for its dense, aromatic foliage and rugged adaptability. Despite its name, it is not a true cedar but a species of juniper. This versatile tree is native to North America, thriving in diverse habitats from rocky outcrops to moist bottomlands. Highly valued for its ornamental beauty, timber, and ecological benefits, it is a staple in both urban and rural landscapes.

Juniperus belongs to the Cupressaceae family, which includes popular evergreen trees such as Juniperus virginiana (Eastern Red Cedar), Thuja occidentalis (Northern White Cedar), Cupressus sempervirens (Italian Cypress), Sequoia sempervirens (Coast Redwood), and Cupressus arizonica (Arizona Cypress).

Native Range

Eastern Red Cedar is native to the eastern and central United States, from Canada to Florida, and west to Texas and the Great Plains. It is commonly found in abandoned fields, along roadsides, and in limestone-rich soils.

Plant Type and Habit

This is an evergreen conifer with a dense, pyramidal, or columnar habit. It often forms a single trunk with ascending branches, creating a compact silhouette and forming a splendid exclamation point in the landscape.

Size

At maturity, Eastern Red Cedar typically reaches 40 to 50 feet (12-15 m) in height with a spread of 8 to 20 feet (2-6 m). In ideal conditions, some specimens can exceed 60 feet (18 m). It has a moderate growth rate, adding  1-2 feet (30-60 cm) per year in optimum conditions.

Lifespan

This long-lived tree can survive for over 300 years, with some specimens exceeding 500 years.

Flowers and Fruits

Flowers: This is a dioecious species, meaning male and female trees are separate. Males produce yellowish pollen cones, while females bear small greenish flowers. An abundance of tiny brown cones shed pollen in late winter or early spring. Female trees produce dark purple-blue berry-like cones covered with white wax, which gives them an overall sky-blue color.

Fruits: Female trees produce small, blue, berry-like cones, covered in a waxy bloom. These “juniper berries” mature in the fall and are a crucial food source for wildlife.

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Foliage

The foliage consists of aromatic, overlapping, scale-like leaves that range from blue-green to dark green in summer, often turning bronze in winter. Young shoots may have needle-like foliage.

Bark

The trunk is short, often buttressed and fluted at the base. The bark is reddish-brown and fibrous and peels off in narrow strips on mature trees. The pinkish to reddish heartwood is aromatic, very light, durable, and avoided by moths, making it a favorite for cedar closets and cedar chests.

Hardiness

Eastern Red Cedar is hardy in USDA Zones 2 to 9, tolerating extreme temperatures from frigid winters to hot summers. One of the most adaptable conifers, it thrives where others struggle, enduring heat, drought, and cold. It is especially valuable for dry, sunny sites, where it makes an excellent specimen plant. Additionally, it withstands strong, salty winds and salt spray, making it well-suited for coastal environments.

Uses

  • Windbreaks and Screens: Often planted in rows to create effective windbreaks and privacy screens.
  • Ornamental Tree: Adds structure and year-round greenery to landscapes.
  • Naturalized Areas: Thrives in unmanaged landscapes, abandoned fields, and restoration projects.
  • Woodland Gardens: Suitable for open woodlands and naturalized forest settings.
  • Butterfly Gardens: Supports butterfly larvae and provides a nectar source for pollinators.
  • Drought-Tolerant Gardens: Survives in dry conditions, making it ideal for xeriscaping.
  • Native Gardens: Enhances biodiversity by providing habitat and food for native wildlife.
  • Pollinator Gardens: Supports various pollinating insects with its flowers and foliage.
  • Winter Gardens: Provides winter interest with its evergreen foliage and persistent berries.
  • Screen/Privacy Tree: Planted in rows or clusters to create natural privacy screens.
  • Specimen Tree: Used as a focal point in landscapes due to its unique shape and evergreen foliage.
  • Timber: The rot-resistant, aromatic wood is used for fence posts, furniture, and cedar chests.
  • Traditional Medicine: Native American tribes historically used the tree for medicinal and ceremonial purposes.
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Wildlife Value

Eastern Red Cedar is a vital wildlife plant, providing both food and shelter for numerous species. The bluish-black, berry-like cones are a key winter food source for cedar waxwings, bobwhite quail, ruffed grouse, sharp-tailed grouse, ring-necked pheasant, wild turkeys, rabbits, foxes, raccoons, skunks, opossums, and coyotes. The tree’s twigs and foliage are also browsed by deer and other hoofed mammals. Discover small trees and shrubs that attract birds.

Beyond their food value, Eastern Red Cedars offer essential nesting and protective cover. Chipping sparrows, robins, song sparrows, and mockingbirds frequently nest in their branches. Juncos, myrtle warblers, and various sparrows use the dense foliage for roosting. In winter, their thick evergreen canopy provides critical refuge from harsh weather and predators.

Deer and Rabbits

This tree is highly resistant to deer browsing, making it a reliable choice in areas with heavy deer populations.

Toxicity

The berries, leaves, and flowers of Eastern Red Cedar contain volatile oils, including thujone, which can be mildly toxic if ingested in large quantities. Consumption may cause digestive discomfort, including diarrhea, in humans and livestock. However, toxicity is generally low. The plant does not cause contact dermatitis, making it safe to handle.

Invasiveness

Eastern Red Cedar is highly invasive in prairie and grassland ecosystems, particularly in Kansas, Nebraska, Oklahoma, and parts of Argentina. Historically, frequent wildfires kept its expansion in check, restricting its growth to lowlands and rugged topographies. However, with fire suppression and intentional planting, its range has rapidly expanded, significantly altering native grassland ecosystems. Its encroachment reduces biodiversity, alters hydrological cycles, and contributes to a biome-level shift from grasslands to woodlands. Initially, establishment occurs slowly, but once J. virginiana is rooted, it spreads aggressively, replacing native prairie vegetation and creating dense cedar woodlands. Controlled burns and active management are crucial to curbing its spread and preserving grassland ecosystems.

Find where Easter Red Cedar is invasive in the U.S.

Eastern Red Cedar, Monarch Butterflies, Juniperus virginiana


How to Grow and Care for Eastern Red Cedar

Light Requirements

Thrives in full sun and requires at least six hours of direct sunlight daily.

Soil Requirements

Tolerates a wide range of soils, including sandy, loamy, and rocky soils. Prefers well-drained conditions and can survive in both acidic and alkaline soils.

Watering

Highly drought-tolerant once established. Young trees require deep watering during dry periods.

Fertilizing

Minimal fertilization is needed. A slow-release, balanced fertilizer in spring can promote growth.

Pruning

Requires little pruning but can be shaped to maintain a desired form. Remove dead or diseased branches as needed.


How to Propagate Eastern Red Cedar

Seed Propagation

  • Eastern Red Cedar can be grown from seeds, but they require cold stratification to break dormancy.
  • Collect mature berries in fall and remove the seeds by soaking them in water to separate the pulp.
  • Stratify seeds by placing them in moist sand and refrigerating at 40°F (4°C) for 3-6 months. This mimics natural winter conditions and improves germination rates.
  • After stratification, plant seeds in well-draining soil, ensuring they remain moist but not soggy.
  • Germination may take several weeks to months.
  • Young seedlings should be protected from extreme cold and drying winds as they establish.

Cutting Propagation

  • Propagating Eastern Red Cedar from cuttings is a faster method than growing from seed.
  • Take semi-hardwood cuttings, about 6-8 inches long, in summer when the wood is partially matured.
  • Remove lower leaves and dip the cut end into a rooting hormone to enhance root development.
  • Plant the cuttings in a sandy, well-draining soil mix.
  • Keep them in a humid environment to prevent drying out.
  • Using a humidity dome or placing cuttings in a greenhouse can improve success rates.
  • Roots typically form within 6-10 weeks.
  • Once rooted, young plants should be hardened off before transplanting into larger containers or directly into the landscape.

Common Pests and Diseases of Eastern Red Cedar

Pests

  • Bagworms: These caterpillar-like larvae construct spindle-shaped silk bags covered with plant debris, camouflaging themselves on the tree. They feed on foliage and can cause significant defoliation if infestations are severe. Manual removal of bags in winter or early spring can help control their population.
  • Scale insects: Small, sap-sucking insects that attach to branches and needles, leading to yellowing, leaf drop, and overall plant stress. Heavy infestations can weaken the tree over time. Insecticidal soaps or horticultural oils can help manage outbreaks.

Diseases

  • Cedar-Apple Rust: A fungal disease caused by Gymnosporangium juniperi-virginianae, which requires both junipers and apple trees to complete its life cycle. It produces orange, gelatinous spore masses on cedar trees in spring, which spread to apple trees, causing leaf spots and fruit damage. Removing nearby infected apple trees or planting resistant varieties can help mitigate the spread.
  • Root rot: Caused by various soil-borne fungi, root rot thrives in poorly drained soils and leads to weakened, stunted growth, yellowing foliage, and potential tree death. To prevent root rot, ensure well-draining soil and avoid overwatering.
  • Needle Blight: A fungal infection that causes browning and premature shedding of needles. It is more common in humid conditions and can spread through water droplets. Pruning affected branches and improving air circulation can help manage this disease.
  • Twig Blight: Affects young shoots and branches, causing dieback and reduced vigor. Infected twigs turn brown and eventually dry out. Prune affected areas and apply fungicides if necessary.

Frequently Asked Questions About Eastern Red Cedar

What is the growth rate of Eastern Red Cedar?

Eastern Red Cedar has a moderate growth rate, typically growing 1-2 feet (30-60 cm) per year.

How tall does Eastern Red Cedar grow?

Mature Eastern Red Cedars typically reach heights of 30-50 feet (9-15 m), with some growing up to 70 feet (21 m).

What are the light requirements for Eastern Red Cedar?

Eastern Red Cedar requires full sun to partial sun, needing at least 6 hours of direct sunlight daily.

Is Eastern Red Cedar drought-tolerant?

Yes, Eastern Red Cedar has high drought tolerance once established.

How long does Eastern Red Cedar live?

With proper care, Eastern Red Cedars can live for over a century.

Is Eastern Red Cedar good for wildlife?

Yes, it provides shelter for various wildlife, and its berries are a valuable food source for many bird species.

Can Eastern Red Cedar be used as a windbreak?

Yes, its dense foliage and conical shape make it excellent for windbreaks.

Does Eastern Red Cedar have any pest problems?

While relatively pest-free, it can be susceptible to bagworms.

How often should Eastern Red Cedar be watered?

Regular watering is important until the tree is established, but avoid wetting the foliage to prevent mold and fungal issues.

Can Eastern Red Cedar be pruned?

Yes, it can be pruned to maintain a manageable height. Light pruning is best, as excessive trimming may damage its natural form.

Requirements

Hardiness 2 - 9
Heat Zones 1 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A3
Plant Type Conifers, Trees
Plant Family Cupressaceae
Genus Juniperus
Common names Red Cedar, Eastern Red Cedar, Juniper
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 40' - 50' (12.2m - 15.2m)
Spread 8' - 20' (240cm - 6.1m)
Maintenance Low
Water Needs Low, Average
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Native Plants United States, Vermont, Maine, New Hampshire, Maryland, Massachusetts, Pennsylvania, Delaware, Connecticut, Rhode Island, New York, New Jersey, Southeast, Southwest, Rocky Mountains, Northeast, Midwest, South Dakota, Wisconsin, Michigan, Minnesota, Kansas, Illinois, Ohio, North Dakota, Indiana, Nebraska, Iowa, Missouri, Oregon, Arkansas, Kentucky, Georgia, Florida, North Carolina, Alabama, Virginia, Tennessee, South Carolina, Mississippi, Louisiana, West Virginia, Texas, Oklahoma, Colorado
Tolerance Drought, Deer, Salt, Dry Soil, Rocky Soil
Attracts Butterflies, Birds
Garden Uses Hedges And Screens
Garden Styles Traditional Garden, City and Courtyard, Informal and Cottage
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Alternative Plants to Consider

Juniperus chinensis ‘Kallay’s Compact’ (Chinese Juniper)
Juniperus chinensis ‘Holbert’ (Chinese Juniper)
Juniperus chinensis ‘Angelica Blue’ (Chinese Juniper)
Juniperus chinensis ‘Fairview’ (Chinese Juniper)
Juniperus scopulorum ‘Blue Heaven’ (Rocky Mountain Juniper)
Juniperus horizontalis ‘Bar Harbor’ (Creeping Juniper)

Recommended Companion Plants

Amorpha canescens (Lead Plant)
Sorghastrum nutans (Indian Grass)
Panicum virgatum (Switch Grass)
Solidago nemoralis (Gray Goldenrod)
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Viburnum rufidulum (Southern Blackhaw)

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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
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Requirements

Hardiness 2 - 9
Heat Zones 1 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A3
Plant Type Conifers, Trees
Plant Family Cupressaceae
Genus Juniperus
Common names Red Cedar, Eastern Red Cedar, Juniper
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 40' - 50' (12.2m - 15.2m)
Spread 8' - 20' (240cm - 6.1m)
Maintenance Low
Water Needs Low, Average
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Native Plants United States, Vermont, Maine, New Hampshire, Maryland, Massachusetts, Pennsylvania, Delaware, Connecticut, Rhode Island, New York, New Jersey, Southeast, Southwest, Rocky Mountains, Northeast, Midwest, South Dakota, Wisconsin, Michigan, Minnesota, Kansas, Illinois, Ohio, North Dakota, Indiana, Nebraska, Iowa, Missouri, Oregon, Arkansas, Kentucky, Georgia, Florida, North Carolina, Alabama, Virginia, Tennessee, South Carolina, Mississippi, Louisiana, West Virginia, Texas, Oklahoma, Colorado
Tolerance Drought, Deer, Salt, Dry Soil, Rocky Soil
Attracts Butterflies, Birds
Garden Uses Hedges And Screens
Garden Styles Traditional Garden, City and Courtyard, Informal and Cottage
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Juniperus (Juniper)
Guides with
Juniperus (Juniper)
Not sure which Juniperus (Juniper) to pick?
Compare Now

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