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Guide botanique

Quaking grass.

Briza media

Prononciation BRY-zuh MEE-dee-uh

Aussi appelée Big Quaking Grass, Perennial quakinggrass, Quaking-Grass

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Quaking grass
Photo de Matthew Flood (CC BY) via iNaturalist

Quaking grass is a charming perennial ornamental grass known for its delicate, heart shaped flower heads that tremble in the slightest breeze. It thrives in open, sunny meadows and brings a lovely, airy texture to any garden space. You will find it is quite hardy and adds a whimsical touch to borders or rock gardens.

Une autre photo de Quaking grass
Photo de Gaspard Florence (CC BY) via gbif

En un coup d'œil

Niveau d'entretien
Facile
Type de plante
Perennial grass
Lumière
Full sun
Lumière en intérieur
Soleil direct
Arrosage
Tous les 7 à 14 jours
Taille adulte
1 to 2 feet
Croissance
Moyenne
Rusticité
USDA 4 à 9
Floraison
Late spring to midsummer

Entretien

Plant this grass in a spot with plenty of sun and well draining soil to keep it happy. Watch for yellowing leaves, which might mean the soil is staying too wet for its liking. It is a low maintenance plant that mostly just needs a good trim once a year.

Arrosage
Keep the soil consistently moist but never soggy during the growing season.
Engrais
A light application of balanced fertilizer in early spring is plenty.
Taille
Cut the foliage back to the ground in late winter or early spring before new growth appears.
Rempotage
Divide the clumps every few years to keep the plant vigorous and healthy.
Sol
Well draining, chalky or sandy soil
pH du sol
Neutral to alkaline
Température
-20 à 30°C
Humidité
40 à 70%
Résistance à la sécheresse
Moyenne
Durée de vie
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 sitting on the surface for too long
  • the plant looks crowded and stops flowering

Sécurité

Humains
There are no known toxic effects to humans from handling or contact.
Enfants
The dried seed heads are sharp enough to be uncomfortable if handled roughly, but they pose no significant danger.
Allergènes de contact
The foliage can cause minor skin irritation due to the fine texture of the leaf blades.
Allergènes aéroportés
The pollen can trigger seasonal allergies in sensitive individuals during the flowering period.
Comestibilité
This grass is not considered edible for humans.

Comment l'identifier

  • Heart shaped, drooping spikelets
  • Slender, blue green leaf blades
  • Flower heads tremble in wind
  • Clump forming growth habit
Hauteur
0,3 à 0,6m
Envergure
0,2 à 0,4m
Feuilles
green, blue-green, deciduous
Fleurs
green, purple, straw, 0,5 à 1,5cm

Problèmes courants

  • Rust — Fungal infection causing orange or brown pustules on the leaves during humid weather.

La cultiver

Multiplication
division, seed
Quand planter
spring, autumn
Hivernage
Leave the dried foliage standing through winter to protect the crown from frost, then cut back in early spring.
En pot
It grows well in pots, but ensure the soil is gritty and free draining to prevent root rot.

Division

  1. 1. Dig up a mature clump in early spring.
  2. 2. Use a sharp spade or knife to divide the clump into smaller sections.
  3. 3. Replant the divisions immediately into prepared soil.
  4. 4. Water thoroughly until established.

Plant in groups of three or five to create a naturalistic, swaying effect in the breeze.

Bonnes associations

  • Black knapweed — It provides a lovely color contrast and thrives in similar meadow conditions.
  • Ox-eye Daisy — The white flowers pair beautifully with the nodding green spikelets of the grass.

Espèces similaires

  • Briza maxima — It is a larger, annual version with much bigger, more dramatic spikelets.

Science

Famille
Poaceae
Genre
Briza
Ordre
Poales
Classe
Liliopsida
Région d'origine
Temperate Europe and parts of Asia.
Préservation
It is widespread and common throughout its native range and is not considered threatened.

It thrives in open, sunny grasslands and chalky soils where it competes well with other low growing herbs.

Intérêt pour la faune
larval host plant, provides nesting material
Pollinisateurs
papillons
Utilisations
ornamental grass, dried flower arrangements, meadow gardens, rock gardens

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

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

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Does it need to be cut back?
Yes, trim the foliage back to the ground in late winter or early spring before new growth appears.
Can I grow it in a pot?
It grows well in containers, provided the pot has excellent drainage and is at least 25 centimeters deep.

D'où vient le nom

The genus name Briza comes from the Greek word brizein, meaning to nod or tremble. The specific epithet media refers to its intermediate size compared to other species in the genus.

Bon à savoir

  • The spikelets are often used in dried floral displays because they retain their shape well.
  • It is a classic component of traditional British wildflower meadows.
  • The plant is highly resilient and can thrive in poor, chalky soils.

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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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.