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Guide botanique

Common mouse-ear chickweed.

Cerastium fontanum

Prononciation seh-RAS-tee-um fon-TAN-um

Aussi appelée Common Chickweed, Common Mouse-Ear, Common Mouse-ear Chickweed, Mouse-ear Chickweed

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Common mouse-ear chickweed
Photo de Wolfgang Jauch (CC BY) via iNaturalist

This low-growing plant is a common sight in lawns and meadows across many regions. It spreads quickly through creeping stems that root at the nodes. You will find it is quite resilient and adaptable to various soil conditions.

En un coup d'œil

Niveau d'entretien
Facile
Type de plante
Herbaceous perennial
Lumière
Full sun to partial shade
Lumière en intérieur
Soleil direct
Arrosage
Tous les 3 à 7 jours
Taille adulte
6 to 12 inches
Croissance
Rapide
Rusticité
USDA 3 à 9
Floraison
Late spring to summer

Entretien

Keep the soil consistently moist to support its rapid spread. Watch for yellowing leaves which may indicate poor drainage or too much shade. It handles regular foot traffic quite well.

Arrosage
Water when the top inch of soil feels dry to the touch.
Engrais
Apply a balanced liquid fertilizer sparingly during the active growing season.
Taille
Trim back stems to encourage a denser habit and prevent unwanted spreading.
Rempotage
Repot only if the plant becomes root-bound or needs fresh soil nutrients.
Sol
Well-draining loamy soil
pH du sol
6.0 to 7.5
Température
-20 à 30°C
Humidité
40 à 80%

Sécurité

Humains
The plant is generally considered non-toxic but is not meant for human consumption.
Enfants
Keep away from young children as the small seeds and foliage are not food.
Allergènes de contact
Handling the stems may cause mild skin irritation in sensitive individuals.
Allergènes aéroportés
The pollen can trigger mild seasonal allergies in some people.
Comestibilité
This plant is not considered edible and may cause stomach upset if ingested.

Comment l'identifier

  • Small opposite oval leaves
  • Soft hairs on foliage
  • Five white notched petals
  • Low creeping growth habit
Hauteur
0,05 à 0,45m
Envergure
0,1 à 0,6m
Feuilles
green, semi-evergreen
Fleurs
white, 0,5 à 1cm
Fruits
brown, late summer

Problèmes courants

  • Aphids — Small insects that cluster on stems and suck plant sap.
  • Powdery mildew — A fungal growth that appears as white dust on leaves during humid weather.

La cultiver

Multiplication
seed, division
Quand planter
spring, autumn

This plant is best managed as a component of wild meadows rather than formal garden beds.

Bonnes associations

  • Trèfle blanc — They often grow together in low-maintenance turf areas.
  • Pissenlit — They share similar habitat preferences in disturbed meadows.

Espèces similaires

  • Cerastium tomentosum — It is a popular garden relative with more showy, silvery foliage.

Science

Famille
Caryophyllaceae
Genre
Cerastium
Ordre
Caryophyllales
Classe
Magnoliopsida
Région d'origine
Europe and parts of Asia.
Préservation
This species is widespread and common, so it is not of conservation concern.

It survives by spreading rapidly through seeds and rooting stems in disturbed, moist soils.

Intérêt pour la faune
nectar source
Pollinisateurs
abeilles, papillons
Utilisations
ground cover, weed control, pollinator habitat

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

Salinité
2/9
Réaction du sol
5/9
Lumière
6/9
Température
5/9
Humidité
5/9
Nutriments
5/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Is this plant a weed?
Yes, it is widely considered a common lawn weed.
How do I control it?
Regular mowing and maintaining a thick, healthy lawn will help suppress it.

D'où vient le nom

The genus name Cerastium comes from the Greek word for horn, referring to the shape of the seed capsules. The specific epithet fontanum means of a fountain or spring.

Bon à savoir

  • It is a very successful colonizer of lawns and pastures.
  • The name mouse-ear refers to the shape and hairiness of the leaves.
  • It can reproduce both by seed and by rooting at the nodes.

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.

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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.