Guía de plantas
Pohutukawa.
Metrosideros excelsa
Pronunciación meh-tro-si-DEH-ros ek-SEL-sa
También se conoce como New Zealand Bottlebrush, New Zealand Christmastree, Pohutukawa, Variegata

The Pohutukawa is a stunning coastal tree from New Zealand known for its vibrant red flowers. It thrives in seaside environments and is often called the New Zealand Christmas tree. You will love how its gnarled branches and dark green leaves add character to any landscape.
De un vistazo
- Nivel de cuidados
- Media
- Tipo de planta
- Evergreen tree
- Luz
- Full sun
- Luz en interior
- Sol directo
- Riego
- Cada 7 a 14 días
- Tamaño adulto
- 15 to 20 meters
- Ritmo de crecimiento
- Medio
- Rusticidad
- USDA 9 a 11
- Floración
- Late spring to early summer
Cuidados
Plant this tree in a sunny spot with well draining soil to keep it happy. Watch for yellowing leaves which often indicate poor drainage or overwatering. It handles salt spray well but needs protection from hard frosts while young.
- Riego
- Water deeply once the top few inches of soil feel dry to the touch.
- Abonado
- Apply a balanced slow release fertilizer during the active growing season.
- Poda
- Lightly prune after flowering to maintain shape and remove any dead wood.
- Trasplante
- Repot only when the roots have filled the container or the tree becomes unstable.
- Suelo
- Sandy or loamy well draining soil
- pH del suelo
- Neutral to slightly acidic
- Temperatura
- -2 a 35°C
- Humedad
- 40 a 70%
- Tolerancia a la sequía
- Alta
- Longevidad
- Long lived, often exceeding 100 years in ideal conditions.
- Resistencia a ciervos y conejos
- Moderada
Señales de que necesita trasplante
- Roots growing out of the drainage holes.
- Water sitting on the surface for too long.
- The plant becoming top heavy and unstable.
Seguridad
- Personas
- The plant is generally considered non toxic to humans, though the fine hairs on the leaves can cause minor irritation.
- Niños
- The stiff, leathery leaves and dense branches are not a significant ingestion risk, but the fine leaf hairs may irritate sensitive skin.
- Alérgenos por contacto
- The fine, felt like hairs on the underside of the leaves can cause skin irritation if handled frequently.
- Alérgenos en el aire
- The pollen can be an irritant for those with severe seasonal allergies.
- Comestibilidad
- The flowers are not typically consumed and may cause irritation.
Cómo identificarla
- Bright crimson brush-like flowers
- Dark green leathery oval leaves
- Silvery white hairs on leaf undersides
- Gnarled and twisted woody trunk
- Aerial roots hanging from branches
- Altura
- 6 a 15m
- Anchura
- 5 a 12m
- Hojas
- dark green, silvery gray, evergreen
- Flores
- bright red, 3 a 5cm
- Frutos
- brown, Late summer
Problemas frecuentes
- Myrtle rust — A fungal infection that causes yellow pustules on leaves and stems.
- Scale insects — Small sap sucking insects that cluster on stems and leaves.
Cómo cultivarla
- Propagación
- cuttings, seed
- Cuándo plantar
- spring, early autumn
- Cuidados en invierno
- Protect from hard frosts by covering with horticultural fleece if temperatures drop near freezing. Keep the soil relatively dry during the winter months to prevent root rot.
- En maceta
- It grows well in large containers for several years, provided the pot is at least 50 centimeters wide and has excellent drainage.
Semi hardwood cuttings
- Take 10 centimeter cuttings in late summer.
- Remove lower leaves and dip the base in rooting hormone.
- Place in a well draining potting mix.
- Keep in a humid environment until roots develop.
Group with other salt tolerant coastal plants to create a windbreak that protects more delicate species behind it.
Buenas compañeras
- Lino de Nueva Zelanda — They share similar coastal environmental requirements and provide a nice textural contrast.
- Westringia fruticosa — This shrub thrives in the same salt spray conditions and complements the tree's foliage.
Especies parecidas
- Metrosideros robusta — A related species that also features bright red flowers but has a different growth habit.
Ciencia
- Familia
- Myrtaceae
- Género
- Metrosideros
- Orden
- Myrtales
- Clase
- Magnoliopsida
- Distribución natural
- Coastal regions of New Zealand.
- Conservación
- It is not currently endangered, but wild populations are managed to prevent habitat loss.
It thrives on coastal cliffs where its aerial roots help it cling to rocky substrates and absorb moisture from sea spray.
- Valor para la fauna
- nectar source, nesting habitat
- Polinizadores
- abejas, mariposas, colibríes
- Usos
- ornamental specimen, coastal windbreak, erosion control
A lo largo del año
Indicadores ecológicos
- Salinidad
- 8/9
- Reacción del suelo
- 6/9
- Luz
- 8/9
- Temperatura
- 8/9
- Humedad
- 4/9
- Nutrientes
- 3/9
Taxonomía cotejada con GBIF.
Lo que más preguntan
- Can I grow this in a pot?
- Yes, it grows well in large containers when young, but will eventually need to be planted in the ground.
- How often should I water it?
- Water regularly until established, then it becomes quite drought tolerant.
De dónde viene el nombre
The genus name Metrosideros comes from the Greek words for iron and heart, referring to the extremely hard wood, while excelsa means tall or lofty.
Bueno saberlo
- It is highly salt tolerant, making it perfect for coastal gardens.
- The tree produces aerial roots that can absorb moisture directly from the air.
- It can grow in very rocky, nutrient poor soil.
- The wood is extremely dense and was historically used for ship knees.
También en
¿Tu pohutukawa 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.
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.
