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Guía de plantas

Japanese stiltgrass.

Microstegium vimineum

Pronunciación my-kro-STEE-jee-um vim-IN-ee-um

También se conoce como Chinese Packing Grass, Flexible Sea Grass, Japanese Stilt Grass, Japanese Stiltgrass, Nepal Grass, Nepalese Browntop

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Japanese stiltgrass
Foto de Emily Summerbell (CC BY) vía iNaturalist

This is an invasive annual grass that spreads rapidly through forest floors and disturbed areas. It thrives in shaded environments and forms dense mats that crowd out native plants. You should avoid planting this as it is considered a significant ecological threat in many regions.

Otra foto de Japanese stiltgrass
Foto de Mark Richman (CC BY) vía iNaturalist

De un vistazo

Nivel de cuidados
Fácil
Tipo de planta
Annual grass
Luz
Partial shade to full shade
Luz en interior
Luz media
Riego
Cada 3 a 7 días
Tamaño adulto
3 feet
Ritmo de crecimiento
Rápido
Rusticidad
USDA 5 a 9
Floración
Late summer to early autumn

Cuidados

This plant is highly invasive and generally not kept in cultivation. If you find it on your property, you should pull it by hand before it sets seed. Watch for rapid colonization of damp, shady spots.

Riego
It prefers consistently moist soil conditions.
Abonado
Fertilizing is not recommended for this invasive species.
Poda
Remove seed heads before they mature to prevent further spread.
Trasplante
As an annual, it typically completes its life cycle within one year.
Suelo
Moist, acidic soils
pH del suelo
5.0 to 7.0
Temperatura
-20 a 35°C
Humedad
40 a 90%

Seguridad

Personas
There is no significant toxicity reported, but it is not intended for human consumption.
Niños
The plant is not inherently dangerous to children, though it is not a suitable play plant due to its invasive nature.
Alérgenos por contacto
The foliage can be slightly abrasive to sensitive skin.
Alérgenos en el aire
The pollen may cause mild seasonal allergies in sensitive individuals.
Comestibilidad
This plant is not considered edible and may contain compounds that cause digestive upset.

Cómo identificarla

  • Pale green lance shaped leaves
  • Silvery stripe down leaf midrib
  • Delicate branching stems
  • Small spikelet flowers in late summer
Altura
0,3 a 1m
Anchura
0,2 a 0,6m
Hojas
bright green, deciduous
Flores
green, yellow, 0,1 a 0,5cm
Frutos
brown, Autumn

Problemas frecuentes

  • Fungal leaf spot — Small lesions appear on leaves during periods of high humidity.

Cómo cultivarla

Propagación
seed
Cuándo plantar
spring

Do not plant this species as it is an aggressive invader that harms local ecosystems.

Especies parecidas

  • Leersia virginica — It shares a similar growth habit but is a native species.

Ciencia

Familia
Poaceae
Género
Microstegium
Orden
Poales
Clase
Liliopsida
Distribución natural
East Asia
Conservación
It is classified as a noxious weed in many regions and should not be planted.

It outcompetes native flora by forming dense mats that shade out seedlings and alter soil chemistry.

Valor para la fauna
provides dense ground cover
Polinizadores
abejas
Usos
ground cover in native range, erosion control in native range

A lo largo del año

EFMAMJJASOND
Floración
Fructificación
Follaje

Indicadores ecológicos

Salinidad
1/9
Reacción del suelo
5/9
Luz
4/9
Temperatura
5/9
Humedad
6/9
Nutrientes
5/9

Taxonomía cotejada con GBIF.

Lo que más preguntan

Is this a good garden plant?
No, it is highly invasive and should be removed if found in your garden.
How do I get rid of it?
Hand pulling before it sets seed is effective for small patches.

De dónde viene el nombre

The name Microstegium comes from Greek words meaning small roof, referring to the structure of the spikelets.

Bueno saberlo

  • It was accidentally introduced to the United States in the early 20th century.
  • A single plant can produce hundreds of seeds that remain viable in the soil for years.
  • It thrives in disturbed areas like roadsides and forest edges.

También en

¿Tu japanese stiltgrass tiene mal aspecto?

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.