How to Overwinter Japanese garden juniper

Japanese garden juniper (Juniperus procumbens)
1
Japanese garden juniper tolerates cold and can endure chilly winters.
2
Confirm Japanese garden juniper is adequately watered prior to winter's onset to avoid drying out.
3
Applying mulch is crucial for safeguarding the root system of your Japanese garden juniper throughout the coldest period.

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What is Overwintering?

What is Overwintering?

Overwintering refers to the practice of readying plants to endure severe winter conditions. This entails various methods to shield plants from low temperatures, frost, and snow. The objective is to guarantee that plants not only survive but also flourish once spring arrives.

Step-by-Step Guide to Overwinter Japanese garden juniper

Preparing Your Plant

Prior to winter's arrival, it's vital to ensure your Japanese garden juniper is in peak condition. Trim any dead or ailing branches to prevent problems during the cold season. Confirm the plant is thoroughly watered before the colder months. A well-hydrated plant is less prone to winter desiccation, where it loses water quicker than it can absorb from frozen soil.

Choosing the Right Location

Placement is essential for overwintering. For Japanese garden juniper planted in the ground, ensure it's in an area with proper drainage. Saturated, waterlogged soil can cause root rot during winter thaws. If your juniper is in a pot, consider relocating it to a more protected spot, such as against a wall or in a garage, to shield it from strong winds. This spot should still allow some sun exposure.

Watering Tips During Winter

Even though growth slows in winter, hydration remains crucial. Water your Japanese garden juniper thoroughly before the initial hard freeze. Once the ground is frozen, the plant cannot take up water, so initial hydration is key. If there's a prolonged thaw during winter, provide extra water to prevent the plant from drying out.

Mulching and Protection

A layer of mulch can significantly aid in safeguarding your Japanese garden juniper during winter. Apply a 5-8 cm (2-3 inches) layer of organic mulch around the base to insulate the roots. Mulch assists in regulating soil temperature and retaining moisture. For added protection, you can use burlap or frost cloth to cover the plant during the coldest nights.

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