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Guide botanique

Orchard grass.

Dactylis glomerata

Prononciation DAK-tih-liss glom-er-AY-tuh

Aussi appelée Akaroa, Barnyard Grass, Cat Grass, Cock's-Foot, Cocksfoot, Cocksfoot Grass, Cockspur

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Orchard grass
Photo de zebedeugalinha (CC BY) via iNaturalist

Orchard grass is a hardy, cool season perennial bunchgrass often found in pastures and meadows. It is well known for its ability to grow in shaded areas where other grasses might struggle. 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
Perennial grass
Lumière
Full sun to partial shade
Lumière en intérieur
Lumière vive indirecte
Arrosage
Tous les 3 à 7 jours
Taille adulte
3 to 4 feet
Croissance
Rapide
Rusticité
USDA 3 à 9
Floraison
Late spring to early summer

Entretien

Keep the soil consistently moist but not waterlogged to encourage healthy growth. Watch for yellowing leaves which can indicate poor drainage or nutrient deficiency. It thrives best when given plenty of space to form its characteristic clumps.

Arrosage
Water deeply whenever the top inch of soil feels dry to the touch.
Engrais
Apply a balanced fertilizer during the active growing season to support lush foliage.
Taille
Trim back old growth in late winter to make room for fresh spring shoots.
Rempotage
Repot only if the plant becomes root bound or if you need to divide the clump.
Sol
Well drained loam
pH du sol
6.0 to 7.0
Température
-25 à 35°C
Humidité
40 à 80%
Résistance à la sécheresse
Moyenne
Durée de vie
Perennial, typically 5 to 10 years.
Résistance aux chevreuils et lapins
Moyenne

Signes qu'il faut rempoter

  • Roots growing out of drainage holes.
  • Stunted growth despite regular feeding.

Sécurité

Humains
There is no known toxicity to humans.
Enfants
The sharp, serrated edges of the leaves can cause paper-like cuts on sensitive skin.
Allergènes de contact
The leaf blades have sharp, rough edges that can cause minor skin abrasions.
Allergènes aéroportés
The pollen is a significant airborne allergen during the late spring flowering period.
Comestibilité
This grass is not intended for human consumption.

Comment l'identifier

  • Blue green leaf blades
  • Folded leaf buds
  • Distinctive dense flower clusters
  • Rough textured leaf margins
Hauteur
0,3 à 1,2m
Envergure
0,2 à 0,6m
Feuilles
blue-green, green, semi-evergreen
Fleurs
green, pale-yellow, 0,5 à 1cm

Problèmes courants

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

La cultiver

Multiplication
seed, division
Quand planter
spring, autumn
Hivernage
It remains semi-evergreen in mild climates and requires no special protection. In colder regions, the foliage may die back to the crown, which will regrow in spring.
En pot
It is not typically grown in containers due to its vigorous root system and size.

Division

  1. 1. Dig up a mature clump in early spring.
  2. 2. Use a sharp spade to divide the clump into smaller sections.
  3. 3. Replant the sections immediately at the same depth as before.
  4. 4. Water thoroughly to establish the roots.

Seed

  1. 1. Prepare a clean, weed-free seedbed.
  2. 2. Sow seeds in spring or early autumn.
  3. 3. Lightly cover with soil and keep moist until germination.

Pair with legumes to naturally boost soil nitrogen levels in pasture settings.

Bonnes associations

  • Red clover — It fixes nitrogen in the soil which benefits the grass.
  • Alfalfa — They are often grown together to create a balanced forage mix.

Espèces similaires

  • Festuca arundinacea — It is another common cool-season forage grass with a similar growth habit.

Science

Famille
Poaceae
Genre
Dactylis
Ordre
Poales
Classe
Liliopsida
Région d'origine
Europe, temperate Asia, and North Africa.
Préservation
It is considered an invasive species in some regions outside its native range.

It is a highly adaptable grass that colonizes disturbed sites and open woodlands.

Intérêt pour la faune
larval host plant, nesting material for birds
Pollinisateurs
abeilles, papillons, papillons de nuit
Utilisations
forage crop, erosion control, pasture grass

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

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

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Is orchard grass good for lawns?
It is generally too coarse and bunch-forming for a high-quality residential lawn.
How do I control it if it spreads?
Regular mowing before it sets seed is the most effective way to manage its spread.

D'où vient le nom

The genus name Dactylis comes from the Greek word for finger, referring to the shape of the flower clusters, while glomerata means gathered into heads.

Bon à savoir

  • It thrives in the partial shade of orchards, which is how it earned its common name.
  • This grass is one of the most important cool-season forage grasses in the world.
  • It can grow quite rapidly in fertile, well-drained 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.