Alnus jorullensis - Evergreen Trees Direct

Alnus jorullensis - Mexican alder

$370.00

Tax included. Shipping calculated at checkout.

Size: 40cm/45L

40cm/45L

All stock is grown, maintained and graded in strict accordance with AS 4373-2007, Australian Standard for Nursery Stock.

Current Stock Height Guides

40cm/45L: Enquire within for height guide information.

Height guide disclaimer: Height ranges are approximate only. As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range. If minimum heights are required, you mustconfirm current batch heights with Evergreen Trees Direct prior to purchase. Variation in height is normal and is not grounds for return, refund, replacement, or compensation.

Mature Height & Width

Mature Height: 15 m – 20 m

Mature Width: 10 m – 15 m

Alnus jorullensis - Mexican alder is expected to grow 70 – 120 cm/year.

Root Ball Dimensions

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)

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Phone: (03) 7042 3318

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About Your New Alnus jorullensis - Mexican alder

Alnus jorullensis – Mexican Alder is a fast-growing, deciduous tree native to Mexico and Central America. With its upright form, lush serrated foliage, and nitrogen-fixing roots, it’s a standout option for adding structure, shade, and ecological value to open landscapes.

Reaching 15–20 metres tall and 10–15 metres wide, Alnus jorullensis – Mexican Alder suits large gardens, windbreaks, and shelterbelts where quick coverage and soil improvement are needed. Its dark green leaves shift to yellow in autumn, and its adaptability to both wet and dry soils makes it highly versatile.

Alnus jorullensis – Mexican Alder looks excellent in parks, revegetation zones, or as a specimen tree, supporting wildlife while enhancing biodiversity with minimal upkeep.

Enriched Planting Mix (AO Certified)

$21.95

Features and Benefits

Organically certified product
Improves aeration for roots
A rich blend of Pure Magic Compost, composted animal manure, Gypsum, composted coarse bark and wetting agent
Excellent to mix with heavy clay soils, an organic mixture with added gypsum which is perfect for exotic plants
Revitalises tired soils, adds nutrient and organic matter, no chemical additives, weed free
Assists in retaining moisture in the soil longer after rain or watering

Directions For Use

Water plant well at least several hours prior to planting.
Dig a hole at least twice the width of the pot and 7cm deeper than the pot.
Mix Grow Better Enriched Planting Mix with the soil that has been dug out of the hole, adding about 1/3 planting mix.
Spread a 7cm layer of improved soil in the hole and remove plant from the pot. Tease roots gently if the root ball is very firm and place plant in the planting hole. Check that pot soil is level with the surrounding soil surface level, not higher or lower.
Fill in the hole with improved soil mixture, firm down soil and water well adding Grow Better Plant Starter to final watering.

View full details

Type:

Enriched Planting Mix (AO Certified)

$21.95

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Uses in my Garden

Shade Tree
Street Tree
Avenue Planting
Council or Civic Landscapes

Alnus jorullensis - Mexican alder works in an:

Woodland Garden – layered, naturalistic design under dappled light.
Heritage / Traditional Garden – timeless, classic plantings for period homes.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Is Alnus jorullensis - Mexican alder Evergreen or Deciduous?

Alnus jorullensis - Mexican alder is an Deciduous (Defoliates throughout colder months) Tree

Mature Height & Width

Mature Height: 15 m – 20 m

Mature Width: 10 m – 15 m

Alnus jorullensis - Mexican alder is expected to grow 70 – 120 cm/year.

Growth Rate of Alnus jorullensis - Mexican alder

Alnus jorullensis - Mexican alder is expected to grow 70 – 120 cm/year.

They are considered to have a:

Fast Growth Rate

Frost Tolerance & Ideal Climate to plant Alnus jorullensis - Mexican alder

Is Alnus jorullensis - Mexican alder frost tolerant?

Alnus jorullensis - Mexican alder is Frost Hardy – Survives heavy and frequent frost without damage.

Does Alnus jorullensis - Mexican alder Flower?

Alnus jorullensis produces small clusters of yellow catkins in late winter to early spring. These modest flowers appear before the new foliage and provide an early pollen source for beneficial insects as the tree enters its growth cycle.

Does Alnus jorullensis - Mexican alder flower?

No - Doesn't Flower

Flowering Period:

Winter
Spring

Flower Type:

Not Applicable

Flower Colour:

Not Applicable

Is Alnus jorullensis - Mexican alder an Australian Native Tree?

No

Alnus jorullensis - Mexican alder is Native to Central America, including Mexico and Guatemala, where it grows naturally in montane forests and along rivers at higher altitudes.

What is the Wildlife Value of Alnus jorullensis - Mexican alder ?

Its canopy provides shelter for small birds, while its catkins support early-season pollinators such as native bees and hoverflies. The tree also contributes to soil health by naturally improving nitrogen levels, indirectly supporting surrounding plant biodiversity.

How much Sunlight does Alnus jorullensis - Mexican alder need?

Alnus jorullensis - Mexican alder will thrive best in:

Full Sun
Part Shade

Preferred Soil?

Alnus jorullensis performs best in well-drained loam or sandy loam soils and prefers slightly acidic to neutral conditions. It can tolerate occasional wetness but may struggle in heavy clay or poorly drained areas unless improved with organic matter to boost structure and aeration. Keep soil evenly moist during establishment, then transition to deep, occasional watering as the tree matures to support steady growth and moderate drought resilience.

Is Alnus jorullensis - Mexican alder Drought Tolerant?

Is Alnus jorullensis - Mexican alder Drought tolerant?

As a young tree it requires regular watering, but once established Alnus jorullensis develops moderate drought tolerance. It performs best with reliable moisture yet copes with short dry periods, especially in cooler climates or when deep watering is provided during heat.

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How To Plant Your Alnus jorullensis - Mexican alder

Site: Choose a well-drained position in full sun to part shade with room for the canopy to develop.

Soil preparation: Enrich the planting area with quality compost and aged manure for a strong establishment phase.

Hole: Dig twice as wide as the root ball and the same depth.

Planting: Position level with the surrounding soil, backfill gently, firm in, then water deeply to settle the roots.

Recommended Planting Spacing For Your Alnus jorullensis - Mexican alder

Feature tree: 3 to 4 metres apart to allow the full canopy and form to develop.

Avenue planting: 3 metres apart for a uniform soft-textured avenue.

Alnus jorullensis - Mexican alder is expected to grow 70 – 120 cm/year.

Fast Growth Rate

Long Term Care For Your Alnus jorullensis - Mexican alder

Watering: Water deeply twice weekly through the first 12 months. Once established, this is drought tolerant and only needs a deep soak during extended dry periods.

Mulching: Apply a 5 to 7 centimetre layer of organic mulch over the root zone, keeping it 5 centimetres clear of the trunk.

Pruning: Minimal pruning required. Light tip prune in late winter to maintain shape, and remove lower branches as the tree grows to develop a clean feature trunk.

Fertilising: Apply a slow-release general-purpose fertiliser in early spring and again in autumn for steady growth and consistent foliage colour.

Pest and disease: Hardy against most pests and diseases. Occasional inspection in warm humid conditions is all that's needed.

Planting Your Alnus jorullensis - Mexican alder in Different Soil

Alnus jorullensis performs best in free-draining loam or sandy loam with a neutral to slightly alkaline pH. Adaptable to a wide range of soils when drainage is sharp.

Sandy soil: Free-draining and ideal. Mulch lightly to moderate surface temperature.

Clay soil: Improve drainage with gypsum and coarse organic compost before planting.

Loam: The preferred soil for steady root development and consistent growth.

pH: Neutral to slightly alkaline preferred. Avoid waterlogging at all times.

Frequently Asked Questions

Q. What is Mexican Alder best used for?
A. It’s ideal for shade, windbreaks, and large-scale planting, with added benefits for biodiversity and soil improvement.

Q. How fast does it grow?
A. Very fast — up to 70–120 cm per year in ideal conditions.

Q. Does it tolerate wet soil?
A. Yes — it thrives in moist to waterlogged soils and improves soil quality by fixing nitrogen.

Q. What does its foliage look like?
A. Serrated, dark green leaves that turn yellow in autumn before dropping.

Q. Is it drought tolerant?
A. Moderately — it requires regular watering during establishment and becomes more drought-tolerant with age.

Q. What shape does the tree take?
A. It starts pyramidal when young and becomes rounded as it matures.

Q. Does it require much maintenance?
A. No — it is a low-maintenance tree well-suited for larger spaces and ecological planting.