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Discover how to protect plants from the cold

Published on
October 8, 2025

With the arrival of winter, temperatures begin to drop in Vigo and many people wonder how to protect plants from the cold without needing to be gardening experts. Although the Galician climate can be mild, occasional frosts and wind can cause your plants to suffer more than you might imagine. Fortunately, there are Simple ways to care for them during the colder months of the year.

In this article, we'll explain how to protect your plants from the cold. so they survive the winter strong, green, and ready to bloom in spring. Whether you have a small garden, potted plants on your balcony, or a few houseplants, these tips will be very useful.

The impact of cold on plants

Before going into detail about how to protect them, it's worth understanding what effects cold has on plants. Low temperatures can freeze the water contained in its tissues, causing cells to break and some leaves or stems to die. Furthermore, the night frosts or the sudden temperature changes can be especially harmful.

Although some species are more resistant than others, even the strongest plants can suffer if basic precautions aren't taken.

How to protect plants from the cold

Move your plants to protected areas.

One of the most effective ways to protect them is simply to move them. If you have potted plants, place them near a sun-drenched wall or bring them indoors at night. The walls, especially if they are stone o brick, retain some heat during the day and release it at night, creating a warmer microclimate.

If you can't move them, at least cover them. There are special plant covers, but you can also use thermal blankets, burlap sacks, or even an old sheet for colder nights. remember to take them out during the day so they can get light and ventilation.

Use mulch to protect the roots.

The quilted (also known as «mulching») is a great ally when the cold arrives. It consists of cover the base of plants with natural materials such as pine bark, dry leaves, straw or even shredded pruning waste. This helps to keep the soil temperature more stable and prevents the roots from freezing.

In the Gardening and home stores at Vialia Vigo shopping center Can you find different types of mulches that, in addition to protecting, decorate and prevent weed growth.

Water with a head: not too much, not too little water

A common mistake is to stop watering plants altogether in winter. Although they don't need as much water as in summer, they also shouldn't dry out. The key is to Water in the central hours of the day, when it's warmer, and make sure the soil drains well to avoid waterlogging, which can freeze in the cold and damage the roots.

Furthermore, Avoid directly wetting the leaves and flowers., as accumulated water can freeze overnight.

Protect the most delicate plants with mini greenhouses

If you have tropical or very cold-sensitive species, you can opt for portable mini greenhouses. They are lightweight structures that are easy to set up and fit on any patio or in any garden. Some can even be set up indoors, near a well-lit window.

This type of solution allows control temperature and humidity, offering a stable environment during the toughest winter months. You can find them in specialty stores in the mall, with different sizes and prices to adapt to your needs.

The wind also affects: it creates natural barriers

In Vigo, besides the cold, the wind can be a key factor. Drafts Resecan y cool down even more the plants. Therefore, it is advisable create natural barriers using trellises, wooden panels, or by grouping plants in a way that they protect each other.

Another option is to place them in sheltered corners of the balcony or at the entrance of the house, where the wind does not directly impact them.

Take care of your plants at Vialia Vigo

Now that you know how to protect plants from the cold, it's the ideal time to put these tips into practice and prepare them for the coming months. Vialia Vigo, you will find everything you need to care for them: from pots to gardening tools, irrigation systems, thermal blankets, and specialized products.

Come visit us and let your plants enjoy winter as much as you do. Because taking care of them is also a way of taking care of yourself, creating a greener, warmer, more vibrant home.