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Aplica mantas térmicas agrotela, mulching protector y riego preventivo."}] b:Tf59,

Durante los meses de junio, julio y agosto, las heladas negras e invernales en la cuenca de Temuco, Padre Las Casas, Nueva Imperial y áreas rurales circundantes registran con frecuencia temperaturas que caen hasta los -4 °C o -6 °C durante las madrugadas. Sin una estrategia de protección preventiva, especies sensibles como limoneros, naranjos, fucsias, buganvillas, ficus y suculentas sufren la congelación de los fluidos vasculares dentro de sus células, provocando la ruptura de paredes celulares y el posterior ennegrecimiento o muerte del follaje.

En este manual de protección invernal elaborado por los técnicos de Doña Jacinta SpA, aprenderás cómo resguardar tu patrimonio vegetal contra el frío extremo del sur.


1. La Física del Frío: Heladas Blancas vs. Heladas Negras


2. 3 Técnicas Agronómicas de Protección Anti-Heladas

A. Uso de Manta Térmica Agrícola (Agrotela o Microclima)

Es la barrera física más eficiente. Consiste en un velo no tejido de polipropileno ultraligero (17 a 30 g/m²) que se coloca envolviendo la copa o corona de las plantas sensibles.

B. Mulching o Acolchado Radicular Denso

La congelación del suelo destruye las raíces superficiales. Aplicar una capa de 8 a 10 cm de corteza de pino, chips de madera o paja limpia alrededor del radio de goteo del tronco actúa como un aislante térmico que conserva el calor residual del subsuelo.

C. Riego Preventivo al Atardecer

Parece paradójico, pero regar moderadamente el suelo (no las hojas) al atardecer previo a una helada anunciada ayuda a proteger las raíces. El agua posee un alto calor específico: un suelo húmedo retiene más calor durante el día y lo libera gradualmente durante la madrugada fría que un suelo seco y poroso.


Preguntas Frecuentes sobre Heladas en Temuco

¿Debo cortar las ramas quemadas por la helada inmediatamente en invierno?

¡No las corte todavía! Las hojas y ramas quemadas por el frío en junio o julio deben permanecer en la planta durante todo el invierno. Aunque se vean antiestéticas, actúan como un escudo térmico protector para los brotes e yemas inferiores que continúan vivos. La poda de limpieza debe ejecutarse a fines de septiembre cuando el riesgo de heladas haya finalizado.


Protege tu Jardín este Invierno con Doña Jacinta SpA

En Doña Jacinta SpA nos encargamos de la preparación estacional, colocación de mantas microclima y mulching aislante para resguardar las especies más valiosas de tu propiedad.

👉 Solicita tu servicio de protección de plantas invernal aquí.

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