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Guía de plantas

Sweet pepperbush.

Clethra alnifolia

Pronunciación KLETH-ruh al-nih-FOH-lee-uh

También se conoce como Coastal Sweet Pepperbush, Coastal Sweetpepperbush, Pink-spire, Summersweet, Summersweet Clethra, Sweet Pepperbush

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Sweet pepperbush
Foto de stephen (CC BY) vía iNaturalist

Sweet pepperbush is a lovely deciduous shrub that brings a sweet, spicy fragrance to the garden in midsummer. It thrives in moist, boggy conditions where other plants might struggle. You will love how its bottlebrush flowers attract bees and butterflies.

Otra foto de Sweet pepperbush
Foto de Dan Harper (CC0) vía gbif

De un vistazo

Nivel de cuidados
Fácil
Tipo de planta
Deciduous shrub
Luz
Full sun to partial shade
Luz en interior
Luz indirecta brillante
Riego
Cada 3 a 7 días
Tamaño adulto
8 to 10 feet
Ritmo de crecimiento
Medio
Rusticidad
USDA 3 a 9
Floración
Mid to late summer

Cuidados

Keep the soil consistently moist, as this plant naturally grows in wetlands. Mulch around the base to help retain water and keep the roots cool. Watch for wilting, which is a clear sign that the soil has dried out too much.

Riego
Water deeply whenever the top inch of soil feels dry to the touch.
Abonado
Apply a balanced, slow release fertilizer once in early spring before new growth starts.
Poda
Prune in late winter or early spring to shape the shrub and remove any dead wood.
Trasplante
If growing in a container, move to a slightly larger pot every few years to refresh the soil.
Suelo
Moist, acidic, organic soil
pH del suelo
Acidic
Temperatura
-30 a 35°C
Humedad
50 a 80%

Seguridad

Personas
There are no reports of significant toxicity to humans.
Niños
The small, dry seed capsules are a potential choking hazard for small children if ingested.
Alérgenos por contacto
No notable skin irritation is associated with this shrub.
Alérgenos en el aire
The heavy, sweet scent may be overwhelming for those sensitive to strong floral fragrances.
Comestibilidad
The plant is not considered edible and should not be consumed.

Cómo identificarla

  • Fragrant white or pink flower spikes
  • Dark green, serrated, oval leaves
  • Golden yellow fall foliage color
  • Small, dry, brown seed capsules
Altura
1,5 a 2,5m
Anchura
1,2 a 2m
Hojas
green, deciduous
Flores
white, pink, 0,5 a 1cm
Frutos
brown, Autumn

Problemas frecuentes

  • Spider mites — Tiny pests that cause stippling on leaves during hot, dry weather.

Cómo cultivarla

Propagación
cuttings, seed, division
Cuándo plantar
spring, autumn

Group this shrub with other moisture-loving plants to create a low-maintenance rain garden.

Buenas compañeras

Especies parecidas

  • Itea virginica — It shares a similar preference for moist sites and provides great fall color.

Ciencia

Familia
Clethraceae
Género
Clethra
Orden
Ericales
Clase
Magnoliopsida
Distribución natural
Eastern North America
Conservación
It is not currently listed as endangered or threatened in its native range.

It naturally inhabits swamps, stream banks, and moist thickets where it provides cover and food for local insects.

Valor para la fauna
nectar source, pollinator magnet
Polinizadores
abejas, mariposas
Usos
rain gardens, pollinator borders, fragrant hedges, wetland restoration

A lo largo del año

EFMAMJJASOND
Floración
Fructificación
Follaje

Indicadores ecológicos

Salinidad
1/9
Reacción del suelo
4/9
Luz
5/9
Temperatura
5/9
Humedad
8/9
Nutrientes
5/9

Taxonomía cotejada con GBIF.

Lo que más preguntan

Does it need wet soil?
It prefers consistently moist soil but adapts well to average garden conditions.
Can I prune it?
Yes, prune it in late winter or early spring to maintain its shape.

De dónde viene el nombre

The name Clethra comes from the Greek word for alder, referring to the leaf shape, while alnifolia means alder-leaved.

Bueno saberlo

  • It thrives in wet soils where many other shrubs struggle.
  • The flowers are shaped like tiny candles.
  • It is one of the few shrubs that bloom reliably in deep shade.
  • The autumn foliage turns a lovely shade of yellow or gold.

¿Tu sweet pepperbush 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.