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Guía de plantas

Common reed.

Phragmites australis

Pronunciación frag-MY-teez oss-TRAH-liss

También se conoce como Common Reed, Ditch Reed, Giant Reed, Phragmites, Reed Grass

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Common reed
Foto de Douglas Goldman (CC BY-SA) vía iNaturalist

This is a tall, perennial grass that thrives in wetlands and along shorelines. It spreads aggressively through underground rhizomes, often forming dense stands. It is considered an invasive species in many parts of North America.

De un vistazo

Nivel de cuidados
Fácil
Tipo de planta
Perennial grass
Luz
Full sun
Luz en interior
Sol directo
Riego
Cada 1 a 3 días
Tamaño adulto
15 feet
Ritmo de crecimiento
Rápido
Rusticidad
USDA 4 a 10
Floración
Late summer to early autumn

Cuidados

This plant requires consistently moist or saturated soil to thrive. Keep an eye on its spread, as it can quickly overtake native vegetation in a garden setting. It is best suited for large, contained wetland areas rather than typical garden beds.

Riego
Keep the soil constantly wet or submerged in shallow water.
Abonado
Usually does not require supplemental fertilizer in natural wetland settings.
Poda
Cut back dead stalks in late winter or early spring to encourage fresh growth.
Trasplante
If grown in a container, divide the plant every year or two to prevent it from becoming root bound.
Suelo
Wet, boggy, or marshy soil
pH del suelo
6.0 to 8.0
Temperatura
-30 a 40°C
Humedad
60 a 100%
Tolerancia a la sequía
Baja
Longevidad
Perennial, can live for many decades through rhizomatous spread.
Resistencia a ciervos y conejos
Alta

Señales de que necesita trasplante

  • Roots growing out of the drainage holes.
  • The plant becomes stunted due to lack of space.
  • The soil dries out too quickly.

Seguridad

Personas
It is not considered toxic to humans.
Niños
The sharp, serrated edges of the leaves can easily cut a child's skin if they run through the stalks.
Alérgenos por contacto
The sharp leaf edges can cause minor skin abrasions if handled without gloves.
Alérgenos en el aire
The windborne pollen can trigger seasonal allergies in sensitive individuals.
Comestibilidad
The young shoots are sometimes consumed, but they must be properly identified and prepared to avoid potential contamination from polluted water sources.

Cómo identificarla

  • Tall, rigid, hollow stems
  • Large, feathery, plume-like flower heads
  • Long, flat, lance-shaped leaves
  • Spreads via extensive underground rhizomes
Altura
2 a 4m
Anchura
1 a 5m
Hojas
green, blue-green, deciduous
Flores
purple, brown, tan, 15 a 40cm
Frutos
brown, Autumn

Problemas frecuentes

  • Aphids — Small insects that feed on the sap of the leaves.

Cómo cultivarla

Propagación
division, seed, rhizome cuttings
Cuándo plantar
spring, autumn
Cuidados en invierno
The stalks turn brown and die back in winter, but the rhizomes remain dormant underground. You can cut the dead stalks to the ground in late winter to tidy the area.
En maceta
It is not recommended for containers due to its massive root system and need for constant moisture.

Rhizome Division

  1. 1. Dig up a section of the rhizome in early spring.
  2. 2. Cut the rhizome into segments that include at least one node.
  3. 3. Plant the segments in moist soil at a depth of 5 cm.

Because this plant is so aggressive, it is best kept away from other garden plants that it might quickly smother.

Buenas compañeras

  • Typha latifolia — They share similar wetland habitat requirements.
  • Common rush — It thrives in the same moist conditions as this grass.

Especies parecidas

  • Common reed — It is the primary species in the genus.

Ciencia

Familia
Poaceae
Género
Phragmites
Orden
Poales
Clase
Liliopsida
Distribución natural
Cosmopolitan, found on every continent except Antarctica.
Conservación
While native in some regions, it is considered highly invasive in North America and is often subject to eradication programs.

It thrives in wet, nutrient rich soils and is highly effective at filtering water and stabilizing shorelines.

Valor para la fauna
nesting material for birds, larval host plant, cover for wetland wildlife
Polinizadores
abejas, mariposas, polillas
Usos
erosion control, wetland restoration, thatching material

A lo largo del año

EFMAMJJASOND
Floración
Fructificación
Follaje

Indicadores ecológicos

Salinidad
4/9
Reacción del suelo
6/9
Luz
8/9
Temperatura
5/9
Humedad
9/9
Nutrientes
7/9

Taxonomía cotejada con GBIF.

Lo que más preguntan

Is Phragmites australis invasive?
In many parts of North America, it is considered a highly invasive species that disrupts local wetland habitats.
Can I plant it in my garden?
It is strongly discouraged due to its aggressive spreading habit and potential to escape into local waterways.

De dónde viene el nombre

The name Phragmites comes from the Greek word phragma, meaning fence or hedge, referring to its dense growth habit. The specific epithet australis means southern.

Bueno saberlo

  • It is one of the most widely distributed plants on the planet.
  • The rhizomes can grow up to 2 meters deep in the soil.
  • It has been used for centuries as a traditional material for roofing and baskets.

También en

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Esta página es una guía general. Pocket Botanist diagnostica problemas a partir de una foto de tu propia planta, calcula el riego según tu luz y tus condiciones, y te avisa cuando toca cuidarla.

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Esta guía se ha generado con IA y se ha cotejado con la taxonomía de GBIF. Es información general, no asesoramiento botánico ni veterinario. Descubre cómo elaboramos estas guías.