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Alnus formosana | Plant Finder | Fill My Garden

Home/Plants/Trees

Plants > Trees

Alnus formosana

Alnus formosana

Genus: Alnus
Family: Betulaceae

About this plant

A fast-growing deciduous tree to 20m. Leaves are green with an elongated shape, pink when young then shiny green until they fall in autumn. Male catkins hang in large numbers in spring and female woody 'cones' persist on the branches through the winter

Growing Information

Height

Higher Than 12 Metres

Spread

Wider Than 8 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full Sun

Soil

ChalkLoam

AcidAlkalineNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Moist But Well Drained

Aspect

South FacingNorth FacingWest FacingEast Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

It is a nitrogen-fixer so can grow on poor soil. Suited to river banks on permanently damp soil in good light. For more information see tree cultivation.

Pruning

Pruning group 1

Propagation

Propagate by hardwood cuttings or seed. For more advice see our information on how to propagate from seed (tree/shrub

Pests

May be susceptible to alder leaf beetle, alder sucker and leaf-mining sawflies

Diseases

May be susceptible to phytophthora root rot

Garden Uses

Uses

City Courtyard

Planting Places

Greenhouse

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

Higher Than 12 Metres

Spread

Wider Than 8 Metres

Habit

Climbing

Time to Full Height

Fifty To Hundred Years