Why do the leaves shake?

The leaf stems are flattened, which causes them to flutter easily in the wind.

Yes, they spread aggressively through underground root suckers to form large colonies.

Guide botanique

Quaking Aspen.

Populus tremuloides

Prononciation POP-yoo-lus trem-yoo-LOY-deez

Aussi appelée American Aspen, Giant Aspen, Pando, Quaking Aspen, Trembling Aspen, aspen poplar, mountain aspen, popple

The quaking aspen is a beautiful deciduous tree known for its leaves that flutter in the slightest breeze. It is a hardy native species that often grows in large clonal colonies. You will love the way its white bark brightens up a landscape.

En un coup d'œil

Niveau d'entretien: Facile
Type de plante: Deciduous tree
Lumière: Full sun
Lumière en intérieur: Soleil direct
Arrosage: Tous les 7 à 14 jours
Taille adulte: 20 to 80 feet
Croissance: Rapide
Rusticité: USDA 1 à 7
Floraison: Early spring

Entretien

Plant this tree in a spot with plenty of room for its roots to spread. Keep an eye out for leaf spots or bark damage which can signal stress. It thrives best when it has consistent moisture during its first few years.

Arrosage: Keep the soil consistently moist but not waterlogged, especially while the tree is young.
Engrais: Apply a balanced fertilizer in early spring before new growth begins.
Taille: Remove dead or damaged branches during the dormant winter season.
Rempotage: This tree is best suited for the ground, but if kept in a container, move it to a larger pot every few years.
Sol: Well drained, moist, loamy soil
pH du sol: Acidic to neutral
Température: -45 à 35°C
Humidité: 30 à 70%
Résistance à la sécheresse: Moyenne
Durée de vie: Perennial, typically 50 to 150 years.
Résistance aux chevreuils et lapins: Faible

Signes qu'il faut rempoter

Roots growing out of drainage holes
Stunted growth despite proper care

Sécurité

Humains: The bark contains salicin, which is chemically related to aspirin and may cause reactions in those with salicylate sensitivities.
Enfants: The catkins and seeds can be a choking hazard if ingested by small children.
Allergènes de contact: The bark and buds may cause mild skin irritation in sensitive individuals.
Allergènes aéroportés: The windborne pollen is a significant allergen for many people during the early spring.
Comestibilité: The inner bark is technically edible but requires extensive processing and is generally considered a survival food rather than a culinary ingredient.

Comment l'identifier

Smooth white bark
Small heart shaped leaves
Flattened leaf stalks
Leaves tremble in wind
Golden yellow autumn color

Hauteur: 6 à 25m
Envergure: 3 à 9m
Feuilles: green, yellow, deciduous
Fleurs: green, gray, 2 à 8cm
Fruits: brown, Late spring

Problèmes courants

Hypoxylon canker — A fungal infection that causes sunken, discolored lesions on the trunk.
Aphids — Small insects that suck sap and produce sticky honeydew on foliage.

La cultiver

Multiplication: cuttings, seed, suckers
Quand planter: spring, autumn
Hivernage: No special winter care is needed as this tree is fully hardy in cold climates. Ensure the soil remains moist before the ground freezes.
En pot: Not recommended for containers due to their massive root systems and need for space.

Root Suckers

Locate a healthy sucker growing from the parent root system.
Sever the connection to the main root with a sharp spade.
Carefully lift the sucker with as much root mass as possible.
Replant immediately in a sunny location with moist soil.

Plant aspens in groups to mimic their natural habit of forming clonal colonies.

Bonnes associations

Douglas fir — They often grow together in mixed forest stands in the wild.
Acer glabrum — It thrives in the same understory conditions as the aspen.

Espèces similaires

Populus grandidentata — It shares a similar growth habit but has larger, coarser leaf teeth.

Science

Famille: Salicaceae
Genre: Populus
Ordre: Malpighiales
Classe: Magnoliopsida
Région d'origine: Across North America from Alaska to Mexico.
Préservation: This species is widespread and not currently of conservation concern.

Aspens are pioneer species that quickly colonize areas after forest fires or other disturbances.

Intérêt pour la faune: larval host plant, nesting site, food source for mammals
Pollinisateurs: abeilles, papillons
Utilisations: ornamental shade tree, land reclamation, wildlife habitat, woodworking

Au fil des saisons

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Floraison

Fructification

Feuillage

Repères écologiques

Salinité: 2/9
Réaction du sol: 6/9
Lumière: 8/9
Température: 3/9
Humidité: 5/9
Nutriments: 4/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Why do the leaves shake?: The leaf stems are flattened, which causes them to flutter easily in the wind.
Do they spread?: Yes, they spread aggressively through underground root suckers to form large colonies.

D'où vient le nom

The name tremuloides refers to the trembling motion of the leaves, while Populus is the classical Latin name for the poplar tree.

Bon à savoir

The leaves tremble in the slightest breeze due to their flattened petioles.
Aspens are the most widely distributed tree species in North America.
The bark is photosynthetic, allowing the tree to produce energy even without leaves.
Aspen wood is lightweight and often used for matches and crates.

Ta plante a mauvaise mine ?

Cette page est un guide général. Pocket Botanist diagnostique les problèmes directement à partir d'une photo de ta plante, adapte l'arrosage à sa luminosité et te prévient quand il faut t'en occuper.

Télécharger l'appli

Ce guide a été généré par IA et vérifié avec la taxonomie du GBIF. Il s'agit d'informations générales, et non de conseils horticoles ou vétérinaires. Découvre comment nous concevons ces guides.