Fraxinus pennsylvanica 'Cimmaron' - Evergreen Trees Direct

Fraxinus pennsylvanica 'Cimmaron'

Name: Fraxinus pennsylvanica 'Cimmaron'
Brand: Evergreen Trees Direct
Price: 6500.00 AUD
Availability: InStock

$6,500.00

Tax included. Shipping calculated at checkout.

10000 in stock

Size: 700L

700L 200L 40cm/45L

Current Stock Height Guides

40cm/45L: 1.8m – 3.2m Approx.
200L: 3.2m – 4.9m Approx.
700L: 3.8m – 4.5m Approx.

Trade Customers

We supply advanced trees to landscapers, developers, architects, and councils Australia-wide. Trade clients receive fast quotes, expert advice, and access to premium stock with reliable freight.

About Fraxinus pennsylvanica 'Cimmaron'

Fraxinus pennsylvanica 'Cimmaron,' known as Cimmaron Ash, is a hardy and fast-growing deciduous shade tree celebrated for its symmetrical, upright canopy and exceptional disease resistance. Reaching 12–15 meters in height with an 8–12 meter spread, it’s ideal for streetscapes, parks, and large gardens where shade and structure are desired.

Its glossy dark green leaves transform into vibrant orange-red hues in autumn, creating stunning seasonal interest. This North American native thrives in full sun to partial shade, adapts to various soil types, and tolerates urban pollution and moderate drought. With low maintenance needs and strong pest resistance, Fraxinus pennsylvanica 'Cimmaron' looks excellent as a bold, reliable centerpiece that brings warmth and charm to your outdoor space. It offers reliable, long-lasting beauty and performance in urban and public landscapes.

Key Information to Know

Evergreen / Deciduous

Fraxinus pennsylvanica 'Cimmaron' is an Deciduous (Defoliates throughout colder months) Tree

Mature Height & Width

Mature Height: 10m - 15m Approximately

Mature Width: 8 – 12 meters

Fraxinus pennsylvanica 'Cimmaron' is expected to grow 40 – 60 cm per year (moderate to fast).

Frost Tolerance

Is Fraxinus pennsylvanica 'Cimmaron' frost tolerant?

Fraxinus pennsylvanica 'Cimmaron' is Frost Hardy – Survives heavy and frequent frost without damage.

Flowering Information

Fraxinus pennsylvanica ‘Cimmaron’ produces small, inconspicuous greenish flowers in spring. These modest blooms sit along the branchlets and play a quiet role in the tree’s seasonal cycle, with the ornamental focus placed instead on its lush summer canopy and brilliant autumn colour.

Native Information

Is Fraxinus pennsylvanica 'Cimmaron' an Australian Native? No

Fraxinus pennsylvanica 'Cimmaron' is Native to Native to North America, where Fraxinus pennsylvanica grows along river plains and moist lowlands. ‘Cimmaron’ is a selected cultivar bred for its uniform shape, pest resistance, and extended autumn colour.

Wildlife Value

Its winged samaras provide food for seed-eating birds, while the broad, rounded canopy offers nesting, shade and shelter for small birds. The textured bark and deciduous leaf litter support insects and microfauna, enhancing biodiversity in woodland and large-garden plantings.

Sunlight Information

Fraxinus pennsylvanica 'Cimmaron' will thrive best in:

Full Sun
Part Shade

Preffered Soil

Fraxinus pennsylvanica ‘Cimmaron’ performs best in well-drained loam or sandy loam soils and prefers slightly acidic to neutral conditions. It may struggle in compacted clay or poorly drained ground unless improved with organic matter to enhance structure and aeration. Keep soil evenly moist during establishment, then shift to deep, occasional watering as the tree matures to support strong branching, reliable vigour and its standout red-orange autumn display.

Botanical Information

Common Name: Cimmaron Ash

Genus: Fraxinus

Botanical Species: pennsylvanica

Family: Oleaceae

Botanical Name: Fraxinus pennsylvanica 'Cimmaron'

Landscape Uses

Shade Tree
Avenue Planting
Feature Tree
Rural Property Planting
Street Tree

Fraxinus pennsylvanica 'Cimmaron' works in an:

Formal Garden – structured, symmetrical design with clipped shapes.
Modern Garden – sleek, minimal, and design-led planting.
Woodland Garden – layered, naturalistic design under dappled light.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Planting, Spacing & Care

How to Plant Fraxinus pennsylvanica 'Cimmzam':

Site Selection: This tree is versatile and grows well in a variety of soils, but it prefers well-drained soils in sunny to partially shaded areas.
Soil Preparation: Enrich the native soil with compost for enhanced nutrient content before planting.
Hole Digging: Dig a hole about twice as wide as the root ball, ensuring it's of similar depth.
Planting: Set the tree in the hole, ensuring it's upright. Backfill the hole, tamp down the soil, and water generously.

Feature Planting: Space 8 – 10 m apart to allow full canopy development

Hedging & Screening: Not typically suitable

Avenue Planting: Space 8 – 12 m apart for structured streetscape design

Caring for Fraxinus pennsylvanica 'Cimmzam':

Watering: The tree benefits from consistent watering, especially during its first year. Once established, it shows moderate drought tolerance.
Mulching: Applying organic mulch around the base helps conserve moisture and deters weeds. Keep mulch away from the trunk to avert rot.
Pruning: It requires minimal pruning, usually to maintain shape and eliminate any dead or stray branches.

Ideal Soil Conditions for Disease Resistance and Growth

Ideal Drainage:
Well-drained, fertile soil is critical for the growth and health of Cimmaron Ash.

Well-Draining Soil:
Key to avoiding diseases like ash dieback and fungal infections.

If you have the following soil, here are some tips for you:

Sandy Soils:
Clay Soils:
Loamy Soils:
Acidic or Alkaline Soils:

Fraxinus pennsylvanica 'Cimmaron' is expected to grow 40 – 60 cm per year (moderate to fast).

Medium Growth Rate
Fast Growth Rate

Root Ball Dimensions (Width × Depth) For Planting

Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.

30cm Pot: 33cm (W) × 30cm (D)
40cm/45L Pot: 44cm (W) × 41.5cm (D)
50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
100L Bag: 50.6cm (W) × 52.8cm (D)
150L Bag: 66cm (W) × 55cm (D)
200L Bag: 71.5cm (W) × 60.5cm (D)
300L Bag: 88cm (W) × 63.8cm (D)
400L Bag: 99cm (W) × 66cm (D)
500L Bag: 122cm (W) × 66cm (D)
750L Bag: 134cm (W) × 69cm (D)
1000L Bag: 146.3cm (W) × 71.5cm (D)
2000L Bag: 176cm (W) × 82.5cm (D)

Ideal Conditions

Northern NSW (Byron, Coffs, Armidale)
Sydney & Central Coast
South Coast NSW (Illawarra to Bega)
Inland NSW / Tablelands (Orange, Bathurst, Canberra)
Melbourne & Surrounds (Metro, Bayside, Geelong, Bellarine, Mornington)
Western District & Central VIC (Ballarat, Bendigo, Hamilton)
Gippsland (Latrobe Valley, East Gippsland)
Adelaide Metro & Coastal
Adelaide Hills & Barossa

Thrives in

Full Sun
Part Shade

Frost Tolerance

Frost Hardy – Survives heavy and frequent frost without damage.

Drought Tolerance

As a young tree it requires regular watering, and once established ‘Cimmaron’ develops moderate drought tolerance. It performs reliably in warm, dry and exposed conditions with deep, occasional watering during extended dry spells to maintain canopy density and vibrant autumn foliage.

Flowering Information

Does Fraxinus pennsylvanica 'Cimmaron' flower?

Yes - Flowers

Flowering Period:

Spring

Flower Type:

Clustered

Flower Colour:

Purple

Frequently Asked Questions

Frequently Asked Questions:

How does the 'Cimmzam' stand out from other ash trees? Its brilliant autumn coloration and enhanced disease resistance make it a standout.
Is it suitable for urban settings? Yes, 'Cimmaron' Ash is notably tolerant of urban pollution, deeming it a great choice for city landscapes.

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