Aller au contenu

Guide botanique

harebell.

Campanula rotundifolia

Prononciation kam-PAN-yoo-luh ro-tun-di-FOH-lee-uh

Aussi appelée Bluebell Bellflower, Common Harebell, Harebell, Harebell / Bluebell, Northern European harebell

Télécharger dans l'App StoreDisponible sur Google Play

harebell
Photo de Sandy Rae (CC BY) via iNaturalist

The harebell is a lovely, delicate perennial that brings a touch of wild charm to any garden. It features slender stems and nodding, bell shaped flowers that dance in the breeze. You will find it is quite hardy and adapts well to various rocky or grassy spots.

Une autre photo de harebell
Photo de John Steel (CC BY) via iNaturalist

En un coup d'œil

Niveau d'entretien
Facile
Type de plante
Perennial
Lumière
Full sun to partial shade
Lumière en intérieur
Lumière vive indirecte
Arrosage
Tous les 3 à 7 jours
Taille adulte
12 to 24 inches
Croissance
Moyenne
Rusticité
USDA 2 à 8
Floraison
Early summer to early autumn

Entretien

Keep the soil consistently moist but never soggy to maintain healthy growth. Watch for wilting during dry spells, as this plant prefers cooler, damp conditions. Deadheading spent blooms will encourage the plant to produce more flowers throughout the season.

Arrosage
Water when the top inch of soil feels dry to the touch.
Engrais
Apply a balanced liquid fertilizer once every two months during the active growing season.
Taille
Trim back spent flower stalks regularly to promote continuous blooming.
Rempotage
Repot in the spring if the plant becomes root bound or needs fresh soil.
Sol
Well draining, sandy or rocky soil
pH du sol
Neutral to slightly alkaline
Température
-35 à 25°C
Humidité
40 à 70%
Résistance à la sécheresse
Moyenne
Durée de vie
Short-lived perennial, typically 3 to 5 years.
Résistance aux chevreuils et lapins
Moyenne

Signes qu'il faut rempoter

  • Roots growing out of the drainage holes.
  • Water draining through the pot too quickly.
  • Stunted growth during the active season.

Sécurité

Humains
This plant is generally considered non-toxic to humans.
Enfants
There are no specific safety concerns for children, but it is always best to discourage eating unknown garden plants.
Allergènes de contact
The sap may cause mild skin irritation in sensitive individuals.
Allergènes aéroportés
The pollen is not considered a significant allergen.
Comestibilité
While the leaves are technically edible, they are often bitter and not commonly consumed.

Comment l'identifier

  • Nodding bell shaped blue flowers
  • Slender, wiry stems
  • Round basal leaves
  • Narrow, grass like stem leaves
Hauteur
0,15 à 0,45m
Envergure
0,2 à 0,3m
Feuilles
green, deciduous
Fleurs
blue, violet, 1 à 2cm
Fruits
brown, late summer

Problèmes courants

  • Slugs — Slugs can chew holes in the foliage during wet weather.
  • Powdery mildew — White fungal growth on leaves often caused by poor air circulation.

La cultiver

Multiplication
seed, division
Quand planter
spring, autumn
Hivernage
Cut back dead foliage in late autumn. It is very cold hardy and requires no special protection.
En pot
It grows well in containers, provided the pot has excellent drainage and is at least 15 cm deep.

Division

  1. 1. Carefully dig up the clump in spring.
  2. 2. Gently pull the root mass apart into smaller sections.
  3. 3. Replant immediately in well-draining soil.

Seed

  1. 1. Sow seeds on the surface of moist soil in spring.
  2. 2. Do not cover, as they need light to germinate.
  3. 3. Keep consistently moist until established.

Plant in groups to create a natural meadow effect that supports local pollinators.

Bonnes associations

  • Thymus serpyllum — They share similar requirements for rocky, well-drained soil.
  • Blue Fescue — The grass provides a nice textural contrast to the delicate bells.

Espèces similaires

  • Campanula glomerata — It has a similar bell shape but flowers are held in dense clusters.

Science

Famille
Campanulaceae
Genre
Campanula
Ordre
Asterales
Classe
Magnoliopsida
Région d'origine
Circumboreal regions of the Northern Hemisphere.
Préservation
It is widespread and not of conservation concern.

It thrives in open, well-drained habitats where it can outcompete other plants in nutrient-poor soils.

Intérêt pour la faune
nectar source
Pollinisateurs
abeilles, papillons, papillons de nuit
Utilisations
rock gardens, pollinator borders, meadow plantings

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

Salinité
1/9
Réaction du sol
5/9
Lumière
7/9
Température
3/9
Humidité
4/9
Nutriments
3/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Does it need full sun?
It prefers full sun but appreciates some afternoon shade in hotter climates.
How do I keep it blooming?
Deadheading spent flowers will encourage a longer bloom period.

D'où vient le nom

The genus name Campanula comes from the Latin for little bell, while rotundifolia refers to the round basal leaves.

Bon à savoir

  • It is also known as the harebell in Scotland.
  • The plant is remarkably hardy and can grow in very thin, rocky soil.
  • Its basal leaves are round, which gives it the specific epithet rotundifolia.
  • It is a classic wildflower of the northern hemisphere.

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 dans l'App StoreDisponible sur Google Play

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.