In hot weather, you can quickly see what a garden is missing: drooping leaves, dry soil, limp grass. Nevertheless, not every free minute is a good gardening minute. Those who water, prune, or carry heavy bags in the midday sun put a strain on themselves and often help the plants less than they think.
A sensible summer day in the garden starts early, works with shade, and ends with a quick check. This saves water, protects the circulation, and helps balconies, beds, and potted plants survive hot spells better.
Water in the morning instead of struggling at noon
Early morning is usually the best time to water. The soil is still cooler, water evaporates more slowly, and plants have reserves for the day. Evenings also work if it is no longer hot, but the leaves can still dry off.
- Water directly at the root: Do not get leaves wet unnecessarily.
- Less frequent, but more thorough: Short surface watering does little in the heat.
- Check pots first: Container plants dry out faster than beds.
- Do the finger test: Do not water by the calendar, but by the moisture in the soil.
- Check saucers: Avoid waterlogging, especially with herbs and sensitive plants.
Mulching keeps moisture in the soil longer
A layer of mulch protects the soil from direct sun and reduces evaporation. Suitable materials include, for example, a thin layer of grass clippings, leaves, straw, wood chips, or other organic material, depending on the bed and plant.
A loose layer is important. Grass clippings that are applied too thickly and are damp can rot. Leave some space around plant stems so that air can circulate.
Do not mow the lawn short in the heat
A very short-mown lawn dries out faster. In hot weather, it is better to mow a little higher and schedule mowing for cooler times of the day. If you have little time anyway, you can put the perfect look on the back burner for a few days.
The same applies to the lawn: if you water, do it thoroughly and not just briefly on the surface. In many regions, local requirements or recommendations for saving water must be observed.
Planning gardening for people
Heat does not just affect plants. Heavy gardening, carrying, digging, pruning, or DIY work outdoors do not belong in the blazing midday sun. This applies especially to children, the elderly, and anyone with pre-existing health conditions.
- Start early: Do watering, harvesting, and light maintenance in the morning.
- Take a break at noon: Prefer shade, water, and quiet work.
- Wear headgear: Even short work at the raised bed can become exhausting in the sun.
- Have water ready: Do not wait until your circulation is already weakening to drink.
- Take warning signs seriously: Dizziness, headaches, nausea, or unusual exhaustion are a stop signal.
Potted plants and balcony
Balconies and terraces are particularly demanding in hot weather. Pots heat up quickly, wind dries them out additionally, and small containers have little water reserve.
- Group pots: Standing together, they are more protected and partially shade each other.
- Use light-colored planters: Dark containers heat up more.
- Shade sensitive plants: Especially freshly planted plants need protection.
- Prepare holiday solutions: Test neighbors, irrigation cones, or simple water reservoirs in good time.
Secure briefly before thunderstorms and heavy rain
Heat in summer often ends with a thunderstorm. Then it is less about watering and more about securing: light pots, empty balcony boxes, parasols, climbing aids, and garden tools should not be lying around.
A quick weather check saves work. If storms are possible, it is better to secure first and then water or prune.
Quick checklist for hot garden days
- Water the root area thoroughly in the morning
- Protect soil with mulch or loose covering
- Do not mow the lawn too short
- Schedule heavy work for the cool hours
- Have headgear and water ready
- Shade and group potted plants
- Secure loose objects before thunderstorms
The garden does not have to look perfect on hot days. The crucial thing is that plants do not dry out unnecessarily and no one reaches their limits because of gardening in the greatest heat.
Read also
- Saving balcony plants in the heat: watering correctly and saving water
- Thunderstorm check for balcony and garden
- The best time to mow the lawn
- Why mulch rather than mow?
- 10 vegetables that grow on the smallest balcony
- Planning household chores in the heat
Sources and further information
- DIE UMWELTBERATUNG: Proper watering
- Natur im Garten: Heat tips for the climate-fit garden
- Natur im Garten: Vegetable cultivation in the summer heat
- Ministry of Social Affairs: Heat
- Ministry of Social Affairs: Heat protection ordinance for outdoor work
- GeoSphere Austria/ZAMG: current weather warnings
Article image: AI-generated symbolic image.
