In the heart of the Provençal summer, the garden asks for water at a pace that can be hard to keep up with. Yet with a few simple adjustments, you can cut your water use significantly without giving up a garden full of flowers. Here are five effective habits for saving water while keeping your outdoor space lush, even in a Mediterranean climate.
Water early in the morning
Avoid watering in the middle of the day: the water evaporates before it even reaches the roots. Favour early morning watering, when the cool air limits losses, or late in the day if nights stay warm. Deep, infrequent watering, rather than a light daily sprinkle, also encourages roots to grow deeper in search of moisture.
Mulch the soil generously
A good layer of mulch (straw, bark chips, dried grass clippings) limits evaporation, slows down weeds, and shields roots from the heat. Spread 5 to 8 cm of mulch around your plants, keeping it away from stems and crowns, for an immediate cooling effect on the soil.
Choose Mediterranean bulbs and perennials
Some plants naturally cope with summer drought and need very little watering once established. That’s the case for agapanthus, tulbaghia, crinum, and bearded iris, all of which are perfectly suited to the dry climate of southern France.
Group plants by water needs
Bring thirsty plants together in one easy-to-water zone, and move drought-tolerant plants to areas that get watered less often. This layout, known as hydrozoning, keeps you from wasting water on plants that don’t really need it.
Collect rainwater
Set up a water butt under a downpipe: even short but sometimes intense summer storms can build up a useful reserve. This lime-free water is ideal for watering flower beds and potted plants.