Ideal Temperature Range for Red trillium

(Trillium erectum)

Red trillium, also known as Wake-robin, Red Wakerobin, Wet Dog Trillium, Purple Wakerobin, Wake Robin Trillium, Bathroot, Death Root, Indian Balm

Red trillium prefers a moderate temperature range of 41 to 90 ℉ (5 to 32 ℃). Its native growth environment related to temperature requirements is the Eastern United States, where it experiences cool springs and warm summers. During the hot summer months, the plant may benefit from occasional shade and watering to keep its temperature within an acceptable range.

What Is the Ideal Temperature Range for Red trillium?

Ideal

Tolerable

Unsuitable

Just like people, each plant has its own preferences. Learn about your plants' temperature needs and create a comforting environment for them to flourish.

Temperature Essentials for Red trillium

Regional wintering strategies

Red trillium is highly cold-tolerant and does not require additional frost protection measures during winter. However, before the first freeze in autumn, it is recommended to water the plant generously to ensure the soil remains moist and enters a frozen state. This helps prevent drought and water scarcity for the plant during winter and early spring.

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Signs of Low and High Temperature in Red trillium

Symptoms of Low Temperature in Red trillium

Red trillium is extremely cold-tolerant, but the winter temperature should be maintained above -30°C. If the temperature drops below this threshold, although there may not be any noticeable changes during winter, there may be a decrease in sprouting or even no sprouting during springtime.

Solutions for Low Temperature in Red trillium

In spring, remove any parts that have failed to sprout.

Symptoms of High Temperature in Red trillium

Red trillium is not tolerant to high temperatures. When the temperature exceeds 32°C, its growth will stop, and it becomes more susceptible to rot.

Solutions for High Temperature in Red trillium

Trim away the sunburned and dried-up parts. Move the plant to a location that provides shade from the midday and afternoon sun, or use a shade cloth to create shade. Water the plant in the morning and evening to keep the soil moist.