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Cercis canadensis (Eastern Redbud)

Eastern Redbud, American Judas Tree, American Redbud, Redbud

Cercis canadensis, Eastern Redbud, Shrub, Small Tree, Pink Flowers,
Redbud tree, Cercis canadensis, Eastern Redbud
Redbud Tree, Eastern Redbud, Redbud Flowers
Cercis canadensis, Eastern Redbud, Shrub, Small Tree, Pink Flowers,
Cercis canadensis, Eastern Redbud, Shrub, Small Tree, Pink Flowers,

Eastern Redbud – Cercis canadensis: An In-depth Look

Eastern Redbud (Cercis canadensis) is a small, deciduous tree native to eastern North America. Admired for its striking early spring blossoms, heart-shaped foliage, and adaptability, this ornamental tree is a favorite in gardens, parks, and naturalized landscapes. It is often found growing as an understory tree beneath taller species, making it a charming addition to woodland gardens. The Eastern Redbud is the state tree of Oklahoma and an important early pollinator plant.

Eastern Redbud (Cercis canadensis), along with Western Redbud (Cercis occidentalis), Chinese Redbud (Cercis chinensis), and Judas Tree (Cercis siliquastrum), belongs to the legume family Fabaceae, sharing its lineage with plants such as peas, beans, lupines, and orchid trees.

Native Range

The Eastern Redbud is native to eastern and central North America, extending from Connecticut and New York through southern Ontario and the Great Lakes region, southward to western Texas, Florida, and central Mexico. It thrives in open woodlands, along forest edges, and in river valleys, where it prefers well-drained soils and partial shade.

Plant Type and Habit

The Eastern Redbud is a deciduous tree with a rounded to vase-like crown. It is often multi-trunked, with branches that spread gracefully. Its zigzagging twigs and arching branches contribute to its distinctive appearance.

Size

Eastern Redbud typically grows 20 to 30 feet (6-9 m) in height with a spread of 25 to 35 feet (7.5-10.5 m). It has a medium growth rate, adding about 1 to 2 feet (30-60 cm) per year under favorable conditions. Discover 35 Fast Growing Trees for Small Yards and Large Gardens

Lifespan

The lifespan of the Eastern Redbud is typically 20 to 25 years, though some specimens may live longer with proper care.

Flowers and Fruits

The Eastern Redbud is one of the first trees to bloom in early spring, producing an abundance of pea-like flowers that range in color from pink to lavender. These blossoms, about ½ inch (1.3 cm) wide, appear in tight clusters along branches, even before the leaves emerge. Pollinators such as bees and butterflies are highly attracted to these flowers. Redbud trees are among the best flowering trees, renowned for their spectacular seasonal display.

Following flowering, flat, reddish-brown seed pods develop, measuring 2 to 4 inches (5-10 cm) in length. These leguminous pods persist into winter, providing a food source for wildlife.

Foliage

The leaves of the Eastern Redbud are heart-shaped, simple, and alternate, measuring 3 to 5 inches (7.5-12.5 cm) in length. Emerging with a reddish tint, they mature to a bright green in summer before turning a soft golden yellow in fall. As the leaves drop, they reveal the unique and irregular branching patterns and pleasing silhouette of this redbud tree.

Bark

The bark of Eastern Redbud is smooth and dark brown in young trees, maturing into a slightly scaly texture with age. The inner bark reveals a striking orange hue.

Hardiness

This redbud tree thrives in USDA hardiness zones 4 through 9, displaying excellent cold tolerance and adaptability to a range of climates.

Uses

  • Ornamental: The profusion of pink to purple spring flowers makes the Eastern Redbud a stunning focal point in any landscape. Its heart-shaped foliage, which turns golden yellow in the fall, extends its seasonal appeal.
  • Pollinator Garden: A valuable nectar source for bees, butterflies, and other pollinators, Eastern Redbud supports early-season pollination before many other flowers emerge.
  • Understory Tree: Thrives beneath larger trees, making it an excellent choice for woodland gardens. It adds structure and visual interest to shaded landscapes.
  • Street and Lawn Tree: Suitable for urban planting where space allows. Although tolerant of a range of conditions, it is sensitive to road salt, soil compaction, and air pollution.
  • Specimen Tree: With its vibrant flowers, attractive foliage, and unique branching structure, Eastern Redbud serves as an eye-catching specimen in residential gardens, parks, and naturalized areas.
  • Edible Flowers: The blossoms are edible and can be used fresh in salads, as a garnish, or candied for desserts. Their mild, slightly sweet taste with a hint of citrus makes them a delightful addition to culinary creations.
  • Rain Garden: Tolerant of moist soils, Eastern Redbud can be incorporated into rain gardens to aid in water absorption and support biodiversity.
  • Border and Small Groups: Works well when planted in borders or in small groups, creating a naturalistic effect that enhances garden aesthetics.

Wildlife Value

  • Pollinators: Bees, including specialized bees like Habropoda laboriosa, rely on Eastern Redbud flowers for nectar.
  • Birds: Small birds, such as finches and chickadees, eat the seeds. Discover small trees and shrubs that attract birds.
  • Butterflies: Serves as a host plant for the Henry’s Elfin butterfly.

Deer and Rabbits

Eastern Redbud is moderately resistant to deer but may be browsed when young.

Toxicity

Eastern Redbud is non-toxic to humans and animals. Its flowers are edible and rich in vitamin C.

Invasiveness

Eastern Redbud is not considered invasive. It self-seeds but does not aggressively spread.

Benefits

  • Early Spring Blooms: One of the first trees to flower, bringing color after winter.
  • Supports Pollinators: Essential for bees and butterflies.
  • Low Maintenance: Requires minimal care once established.

Redbud tree, Cercis canadensis, Eastern Redbud

How to Grow and Care for Eastern Redbud

Choosing the Right Location

  • Light: Thrives in full sun to partial shade. While it tolerates some shade, the best flower production occurs in full sun. In regions with hot summers, partial shade can help prevent heat stress.
  • Soil: Adaptable to a wide range of soil types but prefers well-drained, fertile soil. Eastern Redbud can grow in both dry (xeric) and moderately moist (mesic) conditions but flourishes in moist, well-drained sites. It does not tolerate prolonged flooding or poorly aerated soils, as it is sensitive to waterlogging.
  • Climate Requirements: Requires a period of winter chill to ensure proper flower bud development in spring.

Planting

The Eastern Redbud does not transplant well. It should be planted when young and left undisturbed.

  • Dig a hole twice as wide as the root ball.
  • Ensure the root flare is at ground level.
  • Water thoroughly after planting.

Watering

Regular watering is needed during the first year. Once established, the Eastern Redbud is moderately drought-tolerant but does better with regular watering.

Fertilization

A balanced fertilizer can be applied in early spring if growth appears slow.

Pruning

  • Prune in early summer after flowering.
  • Remove dead, damaged, or crossing branches.

Learn more about how to grow and care for redbud trees

Redbud Tree, Eastern Redbud, Redbud Flowers


How to Propagate Eastern Redbud

Propagation by Seeds

Eastern Redbud can be propagated by seeds, but due to their hard seed coat, they require pretreatment to break dormancy. This method is cost-effective and produces genetically diverse plants.

  • Seed Collection: Gather mature seed pods in fall when they turn brown and dry on the tree. Remove seeds from the pods and store them in a cool, dry place until ready for planting.
  • Seed Scarification: To improve germination, scarify seeds by gently rubbing them with sandpaper or soaking them in hot water (approximately 180°F / 82°C) for 12-24 hours.
  • Cold Stratification: Since Eastern Redbud seeds require cold exposure to germinate, place them in moist sand or peat moss inside a sealed bag and refrigerate for 8-12 weeks.
  • Spring Planting: After stratification, plant seeds in moist, well-draining soil in early spring. Sow them 1/4 inch (6 mm) deep and keep the soil consistently moist.
  • Germination and Care: Seeds typically germinate in 2-3 weeks under warm conditions. Provide bright, indirect light and protect young seedlings from extreme temperatures.

Propagation by Cuttings

Propagation by cuttings ensures that new trees retain the exact characteristics of the parent tree, including flower color and growth habit.

  • Timing: Take softwood cuttings in early summer when new growth is still tender but slightly firm.
  • Cutting Selection: Choose healthy, disease-free shoots that are 4-6 inches (10-15 cm) long with at least two leaf nodes.
  • Preparation: Remove the lower leaves and dip the cut end in a rooting hormone to stimulate root formation.
  • Planting Medium: Insert cuttings into a well-draining propagation mix, such as a blend of peat moss and perlite or a commercial seed-starting mix.
  • Humidity and Temperature: Keep cuttings in a warm (70-75°F / 21-24°C), humid environment. Cover them with a plastic dome or mist them regularly to maintain moisture.
  • Root Development: Roots typically form within 4-8 weeks. Once well-rooted, transplant the cuttings into larger pots and gradually acclimate them to outdoor conditions before planting in their permanent location.

Propagation by Grafting

Grafting is commonly used for cultivars with unique foliage or flower colors that do not come true from seed.

  • Rootstock Selection: Choose a hardy Eastern Redbud seedling as the rootstock.
  • Scion Collection: Collect scions (small branches) from a desirable cultivar during late winter.
  • Grafting Process: Use a whip-and-tongue or cleft grafting technique to join the scion with the rootstock.
  • Aftercare: Keep the grafted plant in a controlled environment until new growth appears, then gradually introduce it to outdoor conditions.

By selecting the appropriate propagation method, gardeners can successfully grow Eastern Redbud trees suited to their specific landscape needs.

Cercis canadensis, Eastern Redbud, Shrub, Small Tree, Pink Flowers,


Common Pests and Diseases of Eastern Redbud

Pests

  • Leafhoppers: Small, sap-sucking insects that cause leaf discoloration and stippling. While not usually severe, they can weaken the tree if infestations are heavy.
  • Caterpillars: Various species of caterpillars may chew on leaves, causing defoliation in extreme cases.
  • Borers: The redbud borer (Ptosima gibbicollis) and other wood-boring beetles can tunnel into the trunk and branches, leading to dieback and structural weakening.
  • Japanese beetles: These beetles skeletonize leaves, feeding between the veins and potentially defoliating the tree.
  • Treehoppers: Small, wedge-shaped insects that feed on sap and may transmit plant diseases.
  • Scale insects: Tiny, immobile insects that attach to stems and branches, sucking sap and weakening the tree.
  • Webworms: Fall webworms (Hyphantria cunea) can create webbed nests in branches and defoliate sections of the tree.

Diseases

  • canker: A fungal disease that causes sunken, dark lesions on branches and stems, leading to dieback. Prune affected branches and ensure good air circulation.
  • Verticillium wilt: A soil-borne fungal disease that blocks water movement in the tree, leading to yellowing leaves, wilting, and branch dieback. There is no cure; affected trees should be removed.
  • Leaf spot: Caused by fungi such as Cercospora, this disease creates small, brown, or black spots on leaves, sometimes leading to premature defoliation.
  • Dieback: Often caused by fungal pathogens or environmental stress, branch dieback results in the progressive decline of the tree.
  • Powdery mildew: A white or grayish fungal growth on leaves that thrives in humid conditions, weakening the tree over time.

Learn more about common pests and diseases affecting redbud trees

Common Problems with Eastern Redbud

  • Short Lifespan: Typically 20-25 years.
  • Branch Breakage: Susceptible to wind damage.

Despite its shorter lifespan, Eastern Redbud remains a beloved ornamental tree due to its beauty, wildlife benefits, and low maintenance requirements.


Frequently Asked Questions

Where is the Best Place to Plant Eastern Redbud?

Eastern Redbud thrives in well-drained, fertile soil with moderate moisture. It prefers full sun to partial shade, with at least 4-6 hours of sunlight per day for optimal flowering. The best location is in a sheltered spot, protected from strong winds, and away from areas prone to standing water. It grows well as an understory tree in woodland gardens, along borders, and in urban landscapes.

Is Eastern Redbud a Good Tree?

Yes, Eastern Redbud is an excellent ornamental tree known for its stunning early spring blooms, heart-shaped leaves, and adaptability to different growing conditions. It supports pollinators like bees and butterflies and provides food for birds. It is relatively low-maintenance, drought-tolerant once established, and works well as a specimen, understory, or street tree. However, it is rather short-lived.

What is the Myth of the Redbud Tree?

According to folklore, the redbud tree was once a mighty tree used to make strong timber. However, after Judas Iscariot betrayed Jesus and hanged himself from a redbud, the tree became weak out of shame. Its wood is now brittle, its branches slender, and its blossoms turned from white to a sorrowful pink. While this is a legend, it has led to the redbud being associated with themes of transformation and humility.

Why is a Redbud Tree Called a Judas Tree?

The name “Judas Tree” is commonly associated with Cercis siliquastrum, the European relative of the Eastern Redbud (Cercis canadensis). The name originates from the belief that Judas Iscariot hanged himself from a tree of this species after betraying Jesus. Over time, this association extended to all redbud trees, particularly those with pink flowers.

What is the Difference Between a Redbud Tree and a Dogwood Tree?

  • Flowers: Redbud trees produce small, pink to purple, pea-like flowers in early spring, while dogwood trees have larger, showy white, pink, or red bracts surrounding tiny flowers.
  • Leaf Shape: Redbuds have heart-shaped leaves, whereas dogwoods have oval to elliptical leaves with prominent veins.
  • Growth Habit: Redbuds are small to medium-sized trees with a rounded canopy, whereas dogwoods are often wider than they are tall, with layered, horizontal branching.
  • Fruit: Redbuds produce elongated seed pods, while dogwoods have small red or blue berry-like drupes.

Redbud Tree: How to Grow and Care with Success


While redbud trees are generally resilient and easy to grow, they are not without their challenges. From pest infestations to diseases and environmental stress, it’s crucial for gardeners to identify and address these issues promptly to maintain the health and vibrancy of these stunning ornamental trees.

Requirements

Hardiness 4 - 9
Heat Zones 2 - 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
Plant Type Trees
Plant Family Fabaceae
Genus Cercis
Common names Redbud, Eastern Redbud
Exposure Full Sun, Partial Sun
Season of Interest Spring (Early, Mid), Fall
Height 20' - 30' (6.1m - 9.1m)
Spread 25' - 35' (7.6m - 10.7m)
Maintenance Low
Water Needs Low, Average
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Showy
Native Plants United States, Pennsylvania, Connecticut, Delaware, Massachusetts, Maryland, New Jersey, New York, Midwest, Southwest, Southeast, Northeast, Missouri, Nebraska, Michigan, Illinois, Indiana, Kansas, Ohio, Iowa, Kentucky, Georgia, Alabama, Arkansas, Florida, West Virginia, Virginia, Tennessee, South Carolina, North Carolina, Mississippi, Louisiana, Texas, New Mexico, Oklahoma
Tolerance Deer, Clay Soil
Attracts Bees, Butterflies, Hummingbirds
Garden Uses Beds And Borders, Rain Gardens, Wall-Side Borders
Garden Styles Informal and Cottage, Traditional Garden
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Cercis (Redbud)
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Alternative Plants to Consider

Cercis chinensis (Chinese Redbud)
Cercis canadensis Lavender Twist (Eastern Redbud)
Cercis canadensis The Rising Sun (Eastern Redbud)
Cercis canadensis f. alba (White Eastern Redbud)
Cercis canadensis ‘Alley Cat’ (Eastern Redbud)
Cercis canadensis Golden Falls® (Eastern Redbud)

Recommended Companion Plants

Betula pendula (Silver Birch)
Cornus florida (Flowering Dogwood)
Amelanchier arborea (Downy Serviceberry)
Fagus grandifolia (American Beech)
Liquidambar styraciflua (Sweet Gum)
Carpinus caroliniana (American Hornbeam)
Carya glabra (Pignut Hickory)
Callicarpa americana (American Beautyberry)
Erythrina herbacea (Coralbean)
Hamamelis virginiana (Virginian Witch Hazel)
Ilex vomitoria (Yaupon)
Rhapidophyllum hystrix (Needle Palm)

Find In One of Our Guides or Gardens

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Spectacular Trees for Vibrant Fall Colors: A Gardener’s Guide
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How to Create an Enchanting Butterfly Garden
For the Love of Butterflies: Best Flowers to Attract them to Your Garden
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Redbud Tree: Pests and Diseases to Watch Out For
Redbud Tree: How to Grow and Care with Success
Cercis (Redbud Tree)
For the Love of Bees: Best Flowers to Attract them to Your Garden
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 4 - 9
Heat Zones 2 - 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
Plant Type Trees
Plant Family Fabaceae
Genus Cercis
Common names Redbud, Eastern Redbud
Exposure Full Sun, Partial Sun
Season of Interest Spring (Early, Mid), Fall
Height 20' - 30' (6.1m - 9.1m)
Spread 25' - 35' (7.6m - 10.7m)
Maintenance Low
Water Needs Low, Average
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Showy
Native Plants United States, Pennsylvania, Connecticut, Delaware, Massachusetts, Maryland, New Jersey, New York, Midwest, Southwest, Southeast, Northeast, Missouri, Nebraska, Michigan, Illinois, Indiana, Kansas, Ohio, Iowa, Kentucky, Georgia, Alabama, Arkansas, Florida, West Virginia, Virginia, Tennessee, South Carolina, North Carolina, Mississippi, Louisiana, Texas, New Mexico, Oklahoma
Tolerance Deer, Clay Soil
Attracts Bees, Butterflies, Hummingbirds
Garden Uses Beds And Borders, Rain Gardens, Wall-Side Borders
Garden Styles Informal and Cottage, Traditional Garden
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Cercis (Redbud)
Guides with
Cercis (Redbud)
Not sure which Cercis (Redbud) to pick?
Compare Now

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