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Guía de plantas

Job's tears.

Coix lacryma-jobi

Pronunciación KO-iks lak-RY-muh JO-bee

También se conoce como Jacob's Tears, Job's Tear, Job's Tears, Job's-tears, adlay, adlay millet

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Job's tears
Foto de Damien Wallace (CC0) vía gbif

Job's tears is a unique tropical grass known for its hard, bead like seeds. It grows quickly and adds a lovely texture to gardens or containers. You will love how the pearl like grains develop as the plant matures.

De un vistazo

Nivel de cuidados
Fácil
Tipo de planta
Annual grass
Luz
Full sun to partial shade
Luz en interior
Luz indirecta brillante
Riego
Cada 2 a 4 días
Tamaño adulto
3 to 6 feet
Ritmo de crecimiento
Rápido
Rusticidad
USDA 9 a 11
Floración
Mid to late summer

Cuidados

Keep the soil consistently moist because this plant loves water. Watch for yellowing leaves which often signal that the soil has dried out too much. Ensure it gets plenty of warmth to thrive.

Riego
Keep the soil damp at all times as this plant is semi aquatic.
Abonado
Feed with a balanced liquid fertilizer once a month during the growing season.
Poda
Trim back dead or damaged foliage to keep the plant looking tidy.
Trasplante
Since it is typically grown as an annual, you usually do not need to repot it.
Suelo
Rich, loamy, moisture retentive soil
pH del suelo
6.0 to 7.5
Temperatura
10 a 35°C
Humedad
60 a 90%
Tolerancia a la sequía
Baja
Longevidad
Tender perennial, typically 1 to 3 years
Resistencia a ciervos y conejos
Moderada

Señales de que necesita trasplante

  • Roots growing out of the drainage holes
  • Water running straight through the pot without soaking in

Seguridad

Personas
The plant is generally considered non-toxic, but the seeds are extremely hard and pose a choking hazard.
Niños
The hard, bead-like seeds are a significant choking hazard for small children.
Alérgenos por contacto
The leaves have sharp, serrated edges that can cause minor skin abrasions.
Alérgenos en el aire
The pollen may cause mild seasonal allergies in sensitive individuals.
Comestibilidad
The hard outer shell of the seed must be removed before consumption to avoid dental damage.

Cómo identificarla

  • Broad, lance shaped green leaves
  • Hard, shiny, tear shaped seeds
  • Tall, clumping grass habit
  • Sturdy, bamboo like stems
Altura
1 a 2m
Anchura
0,6 a 1m
Hojas
green, deciduous
Flores
white, green, 0,5 a 1cm
Frutos
white, grey, blue, Autumn

Problemas frecuentes

  • Aphids — Small insects that cluster on new growth and suck plant sap.
  • Rust — Fungal infection causing orange or brown spots on the foliage.

Cómo cultivarla

Propagación
seed
Cuándo plantar
Spring
Cuidados en invierno
In cold climates, treat as an annual and compost after the first frost. If in a pot, move to a frost-free area and keep the soil barely moist.
En maceta
It grows well in large pots of at least 30 centimeters in diameter, provided you keep the soil very wet.

Seed

  1. Soak seeds in warm water for 24 hours to soften the hard shell.
  2. Plant seeds 1 centimeter deep in moist, rich potting soil.
  3. Maintain a temperature of 20 to 25 Celsius until germination occurs.
  4. Transplant outdoors once all danger of frost has passed.

Group this grass with other moisture-loving plants to maintain a consistent microclimate.

Buenas compañeras

  • Lirio de Canna — They share similar moisture requirements and create a lush tropical look.
  • Taro — Both plants thrive in wet, high-humidity environments.

Especies parecidas

  • Maíz — They are both members of the grass family with similar growth habits.

Ciencia

Familia
Poaceae
Género
Coix
Orden
Poales
Clase
Liliopsida
Distribución natural
Tropical Asia
Conservación
This species is widely naturalized and not of conservation concern.

It naturally inhabits marshy areas and stream banks where it can access constant moisture.

Valor para la fauna
seeds provide food for birds
Polinizadores
abejas, mariposas
Usos
ornamental grass, jewelry making, culinary grain, traditional medicine

A lo largo del año

EFMAMJJASOND
Floración
Fructificación
Follaje

Indicadores ecológicos

Salinidad
2/9
Reacción del suelo
6/9
Luz
7/9
Temperatura
8/9
Humedad
8/9
Nutrientes
6/9

Taxonomía cotejada con GBIF.

Lo que más preguntan

Can I grow this in a pot?
Yes, it grows well in large containers if kept consistently moist.
Is it an annual or perennial?
It is a tender perennial often grown as an annual in cooler climates.

De dónde viene el nombre

The genus name Coix is an ancient Greek term for a type of palm, while the specific epithet lacryma-jobi translates to Job's tears.

Bueno saberlo

  • It is often called Job's Tears because the seeds resemble teardrops.
  • The seeds are used in some cultures to make tea or porridge.
  • It thrives in wet, boggy soil where other grasses might struggle.

¿Tu job's tears 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.