Can You Put Pebbles over Soil

Laying pebbles over soil makes sure the soil doesn’t get eroded by rain or damaged from over-exposure to sunlight. … Gardening pebbles also last longer than grass and they are easier to manage.

Can you put pebbles on top of soil?

Moist soil conditions and areas of decay are the perfect ground for fungal gnats to grow and thrive. … Much like the prevention of fungal gnats, mulching the topsoil with pebbles also hinders the onset of weed growth from your container plants.

Why do you put pebbles on top of soil?

Improve water retention. “The pebble barrier stops the evaporation of water from the soil,” the expert explains. “They are a great way to absorb excess water in a container, but also to release water when the pot is drying out. This combined with a top dressing is a natural way to aid your plant’s water consumption.”