Carolina ash (Fraxinus caroliniana)

Carolina ash

Carolina ash is a wetland-loving tree notable for its long, feathery leaves and grey bark, thriving alongside riverbanks and in swampy areas of the southeastern United States. Its winged seeds, grouped in clusters, enable it to propagate effectively in its humid habitat, while its ability to tolerate water saturation aids in stabilizing these ecosystems.

Scientific classification

Species

Carolina ash (Fraxinus caroliniana)

Mints plantains olives and allies

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Perennial

Lifespan

Tree

Plant Type

9 m to 15 m

Plant Height

8 m to 12 m

Spread

10 - 35 ℃

Ideal Temperature

Spring

Growth Season

Images of Carolina ash

Attributes of Carolina ash

Growth Rate

With a moderate growth rate, carolina ash develops noticeably during its active period in Spring. It compensates for a harsh winter dormancy with a springtime explosion, producing verdant, elongated foliage and incrementally increasing in height. Variances in growth during other seasons are minor in contrast.

Distribution of Carolina ash

Distribution Map

Carolina ash is a plant native to low-lying wetlands of subtropical North America. Over time, its cultivation has remained predominantly within its native range, ensuring the species' presence has not expanded significantly to other major regions or continents.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Wet soils of swamps and riverbanks flooded part of year, in swamp forests

Quickly Identify Carolina ash

Distinctive flattened broad-wing samaras, 1 1/2 to 2 inches long (3.8 to 5 cm).

Pinnately compound leaves with 5-9 serrated leaflets, 7-12 inches long (18-30 cm).

Smooth to occasionally fuzzy stems, 0.25-0.5 inches in diameter (0.6-1.3 cm), with oval leaf scars.

Steel gray to orange-brown bark with irregular, scaly ridges and coarse, flaky texture.

Green to purplish dioecious flowers in dense male clusters & airy female panicles.

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Care Guide for Carolina ash

Every week

Water

Partial sun

Sunlight

10 - 35 ℃

Ideal Temperature

Water: Carolina ash prefers consistently moist, swampy conditions and benefits from higher humidity. Water weekly to maintain soil moisture without waterlogging. Typically grown outdoors, consider drainage to prevent root rot during heavy rainfall.

Fertilize: Carolina ash tolerates poor soil, yet nutrients are vital for growth and disease prevention. Use a slow-release fertilizer (10:10:10) each fall, watered afterward to aid absorption. Fertilize newly planted carolina ash in late summer or following spring to avoid root burn.

Pruning: Thriving in wetlands, carolina ash is a deciduous tree with compound leaves. Prune in early spring, removing dead or crossing branches to enhance structure and airflow. Regular pruning promotes vigorous growth and reduces disease risk, ensuring a healthy and appealing tree. Refer to horticultural guides for techniques.

Propagation: Carolina ash can be propagated via cuttings from healthy stems. Use a sharp tool to cut below a node, optionally applying rooting hormone. Place in a well-draining medium, maintain consistent moisture without overwatering, and provide indirect light for optimal root development.

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