How to protect your garden during a heatwave
When temperatures soar, your garden can quickly feel the effect. Lawns turn brown and flowers wilt. Fortunately, with a few simple steps, you can help your garden survive and even thrive during hot weather.
Water Wisely
One of the biggest mistakes gardeners make during a heatwave is watering little and often. Instead, water deeply and less frequently. This encourages plants to develop deeper root systems, making them more resilient to drought conditions.
The best time to water is early in the morning or late in the evening when temperatures are cooler. Watering during the hottest part of the day can lead to excessive evaporation before the plants have a chance to absorb the moisture.
Apply Mulch
Mulching is one of the most effective ways to conserve moisture. A layer of bark, compost, leaf mould, or wood chips around plants helps reduce evaporation and keeps the soil cooler.
Mulch also suppresses weeds, which compete with your plants for valuable water and nutrients.
Focus on Vulnerable Plants
Not all plants are equally affected by heat. Newly planted shrubs, hanging baskets, containers, and vegetable crops often require extra attention.
Container plants dry out particularly quickly and may need watering once or even twice a day during extreme temperatures.
Don’t Panic About Brown Lawns
Many homeowners become concerned when their lawn turns brown during a heatwave. In most cases, grass enters a dormant state to conserve energy and will recover once cooler, wetter weather returns.
Unless the lawn is newly laid, it is usually better to prioritise watering plants, vegetables, and young trees rather than established grass. That said, unless there’s a hosepipe ban, it’s still important to water your lawn.
Provide Shade Where Possible
Delicate plants can benefit from temporary shade during periods of intense sun. Garden fleece, shade netting, umbrellas, or even strategically placed garden furniture can help reduce heat stress.
Young plants and seedlings are especially vulnerable to scorching.
Avoid Heavy Pruning
Pruning during a heatwave can place additional stress on plants. Unless absolutely necessary, wait until temperatures cool before carrying out major pruning work.
Removing too much foliage can expose stems and roots to direct sunlight, increasing the risk of damage.
Keep an Eye on Pests
Hot weather can encourage pests such as aphids, red spider mites, and whitefly. Regularly inspect plants and deal with any infestations before they become serious.
Healthy, well-watered plants are generally better able to withstand pest attacks.
Final Thoughts
Heatwaves can be challenging for gardeners, but a little preparation goes a long way. Deep watering, mulching, protecting vulnerable plants, and avoiding unnecessary stress can help your garden stay healthy throughout the hottest periods of the year.
If you need help maintaining your garden during dry weather, professional garden maintenance can ensure your plants receive the care they need to remain healthy and attractive all summer long.