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Maclura pomifera (Osage Orange)

Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino, Ioxylon pomiferum, Toxylon pomiferum

Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino
Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino
Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino
Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino

Maclura pomifera: Osage Orange

Maclura pomifera, commonly known as Osage Orange, Bodark, or Horse Apple, is a unique deciduous tree native to the south-central United States. Known for its distinctive large, green, wrinkled fruit, this tree holds a fascinating history and numerous ecological and practical uses. Once valued by Indigenous peoples and settlers for its durable wood and thorny branches, the Osage Orange is now appreciated for its drought tolerance, pest resistance, and adaptability in modern landscapes.

Osage Orange belongs to the Moraceae family, which includes other notable trees like mulberries and figs. Despite its name, Osage Orange is not related to citrus trees but derives its name from the orange-like fragrance of its wood and fruit. This resilient tree thrives in diverse environments, from urban settings to windbreaks, making it a versatile addition to landscapes.


Description

The Osage Orange is a medium-sized deciduous tree with a spreading, rounded crown and thick, thorny branches. It typically grows 30–60 feet (9–18 meters) tall and wide, with dark green, ovate leaves that turn a vibrant yellow in the fall. The tree is dioecious, meaning male and female flowers are found on separate trees. The most striking feature of this tree is its fruit—large, wrinkled, green spheres about the size of a grapefruit, which are often referred to as “hedge apples.”


Native Habitat

Maclura pomifera is native to the Red River region of Texas, Oklahoma, and Arkansas. Historically, the Osage Orange tree range was limited to this area, but it has since been widely planted and naturalized throughout the United States and beyond. The tree thrives in a variety of habitats, including open fields, woodlands, and along fence rows, demonstrating remarkable adaptability to poor soils and challenging conditions.


Plant Type and Habit

The Osage Orange is a deciduous tree with a short trunk and a broad rounded crown of interlacing branches studded with stout thorns, one inch long (2.5 cm). Its dense, thorny branches form a formidable barrier, historically making it a popular choice for natural hedges and windbreaks. Rows of these spiny plants served as fences before the introduction of barbed wire.

Osage Orange has a long lifespan, often living 75 to 150 years. Some specimens have been known to exceed 200 years under favorable conditions.


Plant Size

Osage Orange typically grows to a height of 30–60 feet (9–18 meters) with a similar spread. Its robust growth and spreading canopy make it an excellent choice for shade or as a protective windbreak.
Osage Orange, has a moderate to fast growth rate, typically growing 1 to 2 feet (30 to 60 cm) per year under optimal conditions.


Flowers

The small, greenish flowers of Osage Orange appear in spring or early summer. Female flowers develop into the tree’s characteristic fruit, while male flowers produce pollen. Though not particularly showy, the flowers are ecologically important, attracting pollinators.


Osage Orange Fruit

The fruit of the Osage Orange is its most recognizable feature. These large, spherical, green fruits, 3-5 inches across (7-12 cm), resemble oranges or grapefruits (hedge apples) with their wrinkled surface and sticky, milky sap. The fruit is not edible for humans; it is eaten by livestock, hence the common name of horse-apple. The fruit is also believed to have insect-repelling properties, often placed in basements or closets to deter pests. 

Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino


Foliage

The leaves of Osage Orange are glossy, ovate, and dark green, creating a lush canopy during the growing season. In the fall, the leaves turn a striking yellow, adding seasonal interest to the landscape. 


Hardiness

Osage Orange is hardy in USDA Zones 4–9. It thrives in the harshest conditions, tolerating drought, heat, cold, wind, and a wide range of soil conditions, including poor and alkaline soils. 


Osage Orange Uses

Ornamental Uses

Practical Uses

  • Historically used for fence posts and tool handles due to its rot-resistant wood.
  • Native Americans used the wood for archery bows.
  • Provides natural pest control, as its fruit is believed to repel insects.
  • Often planted as a living fence or natural barrier.

Wildlife

The Osage Orange tree provides valuable habitat and food for wildlife. Birds and small mammals use its dense branches for shelter, while squirrels and other animals eat the seeds found within the fruit. Its flowers are a source of nectar for pollinators, while the larva of two moths Ceratomia hagenii (Osage Orange Sphinx Moth) and Archips argyrospilus (Fruit-Tree Leafroller), feed on the leaves and flower buds. 


Deer and Rabbit Resistance

The thorny branches of Osage Orange deter browsing by deer and rabbits, making it an excellent choice for protecting gardens and crops.


Drought Tolerance

Osage Orange is drought-tolerant once established, thriving in dry, well-drained soils with minimal watering.


Toxicity

The fruit of Osage Orange is not considered toxic but is inedible for humans due to its unpalatable nature and sticky sap. The milky sap may cause mild skin irritation in sensitive individuals.


Invasiveness

In some areas where Osage Orange was introduced for purposes such as windbreaks, hedgerows, or erosion control, it has escaped cultivation and spread aggressively:

  • Midwestern and Eastern U.S.: It has been observed spreading in some unmanaged landscapes and along roadsides.
  • Disturbed Areas: It readily colonizes disturbed areas such as old fields, pastures, and abandoned lands, often forming dense thickets that outcompete native vegetation.
  • Find where Osage Orange is invasive in the United States.

 Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino


How to Grow and Care for Osage Orange

Light

Osage Orange thrives in full sun to partial shade.


Soil

This tree tolerates a wide range of soil types, including poor, rocky, dry, wet, clay, and alkaline soils. It prefers well-drained conditions and is highly adaptable to challenging environments.


Watering

Osage Orange is drought-tolerant once established and requires minimal supplemental watering. Water young trees deeply during the first growing season to encourage strong root development.


Fertilization

Fertilization is generally unnecessary for established trees. However, applying a balanced, slow-release fertilizer in early spring can promote healthy growth in poor soils.


Pruning

Prune young trees to establish a strong central leader and remove any dead or damaged branches. Mature trees require minimal pruning but may benefit from occasional thinning to maintain shape and health.


Propagation

Seeds

  • Collect seeds from mature fruit in the fall.
  • Soak seeds in water for 24 hours before planting to improve germination.
  • Sow seeds directly outdoors or in containers, covering lightly with soil.

Cuttings

  • Take hardwood cuttings in late winter or early spring.
  • Root cuttings in a well-draining soil mix under warm, humid conditions.

Common Problems

No serious pest or disease issues. However, the flowers and fruits of female plants can create a mess and emit unpleasant odors if not promptly cleaned up.


Interesting Facts

  • The Osage Orange wood is one of the most durable and rot-resistant types available, often used for fence posts.
  • Indigenous peoples used the wood to make bows, giving rise to the name “Bodark,” derived from the French term “bois d’arc” (wood of the bow).
  • During the Dust Bowl, Osage Orange trees were planted extensively as windbreaks to combat soil erosion.

Maclura pomifera, Osage Orange, Bois d' Arc, Bodark, Horse Apple, Hedge Apple, Bowwood, Yellowwood, Naranjo Chino

Frequently Asked Questions

Is the Osage Orange Fruit Good for Anything?

While the fruit of the Osage orange (Maclura pomifera), commonly called “hedge apples,” is not edible for humans, it serves several useful purposes:

  • Insect Repellent: Folk wisdom suggests that the fruit repels insects like cockroaches and spiders, though scientific evidence is limited.
  • Livestock Feed: While the seeds are edible for some animals, such as squirrels, the fruit itself is generally too tough and inedible for most livestock.
  • Decoration: The bright green, wrinkled fruit is often used as a decorative element in homes and gardens.

What Did Native Americans Use Osage Oranges For?

Native Americans valued the Osage orange tree for its:

  • Bow-making: The tree’s hard, durable, and flexible wood was prized for making bows, earning it the nickname “bois d’arc” (wood of the bow).
  • Dyes: The roots and bark were used to create yellow dyes.
  • Tools and Weapons: The dense wood was also used for crafting clubs, tool handles, and other implements.

What States Does Osage Orange Grow In?

Osage orange is native to parts Texas, Arkansas, Oklahoma. Today, it has spread and naturalized throughout much of the United States, particularly in the Midwest, Great Plains, and Southeast regions. It thrives in USDA zones 4-9.

What Are Some Fun Facts About Osage Oranges?

  • Living Fences: Osage orange hedgerows served as natural fences before barbed wire was invented.
  • Hedge Apple Myth: Despite its reputation as an insect repellent, evidence supporting this is anecdotal.
  • Ancient Appeal: The fruit may have been eaten by extinct megafauna like mammoths and giant sloths, helping to spread its seeds.
  • Tough Wood: Its wood is highly resistant to rot and insects, making it valuable for fence posts and tool handles.

Growth Rate of Osage Orange

Osage orange is a fast-growing tree, adding up to 1-2 feet per year under optimal conditions. It matures at a height of 30-60 feet (9-18 meters) with a similar spread.

Is Osage Orange Edible?

The fruit itself is not edible due to its tough texture, milky sap, and unpalatable taste. However:he seeds inside the fruit are edible for some animals and potentially humans, but extracting them is labor-intensive.

Osage Orange Side Effects

  • Skin Irritation: The milky sap can cause skin irritation or allergic reactions in sensitive individuals.
  • Messy Fruit Drop: In landscapes, the fruit can create a maintenance problem due to its size and weight.

Requirements

Hardiness 4 - 9
Heat Zones 5 - 9
Plant Type Trees
Plant Family Moraceae
Exposure Full Sun, Partial Sun
Season of Interest Spring (Mid, Late), Summer (Early, Mid, Late), Fall
Height 30' - 60' (9.1m - 18.3m)
Spread 30' - 60' (9.1m - 18.3m)
Maintenance Low
Water Needs Low, Average
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained, Moist but Well-Drained
Characteristics Showy, Fruit & Berries
Native Plants Arkansas, Oklahoma, Southwest, Texas, United States, Utah
Tolerance Drought, Dry Soil, Clay Soil, Wet Soil, Deer, Rabbit
Attracts Birds
Garden Uses Hedges And Screens
How Many Plants
Do I Need?
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 5 - 9
Plant Type Trees
Plant Family Moraceae
Exposure Full Sun, Partial Sun
Season of Interest Spring (Mid, Late), Summer (Early, Mid, Late), Fall
Height 30' - 60' (9.1m - 18.3m)
Spread 30' - 60' (9.1m - 18.3m)
Maintenance Low
Water Needs Low, Average
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained, Moist but Well-Drained
Characteristics Showy, Fruit & Berries
Native Plants Arkansas, Oklahoma, Southwest, Texas, United States, Utah
Tolerance Drought, Dry Soil, Clay Soil, Wet Soil, Deer, Rabbit
Attracts Birds
Garden Uses Hedges And Screens
How Many Plants
Do I Need?

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