mexican alder tree

Name: The Plant Company
Address: 284 Meeanee Road, Meeanee, Napier, 4112, New Zealand
Telephone: 0800 843 752
Price range: Contact Us
Rating: 4.8/5

The Mexican alder tree (Alnus jorullensis), also known as the Evergreen Alder, is an exceptional choice for New Zealand gardeners seeking a fast-growing, evergreen specimen. Originating from the mountainous regions of Mexico, this robust tree stands out for its year-round lush foliage and graceful silhouette, making it highly valued for shelterbelts, riparian plantings, and native restoration projects. Its adaptability to a wide range of soil conditions, coupled with the ability to thrive in both wet and dry sites, makes the Mexican alder tree a versatile and reliable addition to any landscape. Whether you're looking to enhance biodiversity, provide wind protection, or simply add a touch of evergreen beauty, the Mexican alder tree delivers outstanding results.

Alnus jorullensis

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Alnus jorullensis (Evergreen Alder, Mexican Alder) is a fast growing and versatile tree that performs superbly in many New Zealand landscapes. It is valued for its evergreen foliage, tall upright habit, and ability to tolerate a wide range of conditions. This variety provides year round greenery, making it an excellent choice for shelter, screening, and feature planting. Alnus jorullensis (Evergreen Alder, Mexican Alder) establishes quickly and offers dependable structure with minimal maintenance.

Buy Alnus jorullensis

From $165.51

Suited to regions:
All regions
Plant type:
Trees
Height:
10.00 m
Spread:
5.00 m
Tolerances:
Coastal, Hardy, Wet, Wind
Garden uses:
Hedging, Parks, Ponds, Specimen
Garden styles:
Alpine, Backyard, City & Courtyard, Coastal, Formal, Frontyard, Modern, Riparian

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What Makes the Mexican Alder Tree Unique?

Unlike its deciduous relatives, such as Alnus glutinosa and Alnus rubra, the Mexican alder tree boasts rich green foliage all year. This means continuous shade and shelter—even during winter months—perfect for those wanting reliable coverage in the garden. The tree’s upright form and finely serrated leaves lend it a refined, architectural look that complements both modern and classic landscapes.

Uses and Benefits in New Zealand Gardens

The Mexican alder tree is renowned for its ability to fix nitrogen, significantly improving soil fertility and supporting the growth of companion plants. This makes it ideal for planting alongside other species, such as Podocarpus cunninghamii (Mountain Totara), to boost ecological health. Its rapid growth rate and tolerance to wind and wet soils have made it a favourite choice for shelter belts, screens, and erosion control along streams and riverbanks. Moreover, its presence encourages native birdlife, adding a vibrant layer of life to your garden.

Planting and Care Tips

To ensure your Mexican alder tree thrives, choose a sunny or lightly shaded location with well-drained soil. While it tolerates poor soils, adding organic matter at planting will kick-start healthy growth. Regular watering during the first year, especially in dry summer spells, will help establish a strong root system. Once established, this tree is relatively low-maintenance, requiring only occasional pruning to maintain shape and remove any damaged branches.

Companion Planting and Related Species

The Mexican alder tree makes an excellent companion for other shelter species and garden trees. Pair it with foliage contrasts like Acer cappadocicum aureum or the striking Eucalyptus crenulata (Silver Gum) for year-round interest. If you’re exploring other Alders, consider varieties such as Alnus cordata, Alnus glutinosa 'Imperialis', or Alnus incana 'Aurea', each offering unique foliage and growth characteristics. For a softer evergreen addition, the refined Pittosporum eugenioides 'Variegatum Minimum' (Variegated Lemonwood) is an excellent choice, while Acer palmatum 'Orange Dream' adds vibrant seasonal colour.

Why Choose the Mexican Alder Tree?

If you’re seeking a hardy, attractive, and ecologically valuable evergreen for your landscape, the Mexican alder tree stands out as an unrivalled candidate. Its ability to enrich soil, provide meaningful shelter, and maintain visual appeal throughout the year makes it a must-have for New Zealand gardens. Explore our wide selection of Alders and complementary species to create a thriving, sustainable garden with year-round impact.

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Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.