Laying pebbles over soil makes sure the soil doesn’t get eroded by rain or damaged from over-exposure to sunlight. This makes sure your plants live longer and don’t get damaged by unideal conditions. Some gardening pebbles also allow you to walk on them.

What plants grow well in pebbles?

• Euphorbias. Best plants for a gravel garden – euphorbia. …
• Nepeta. Best plants for a gravel garden – catmint ‘Blue Moon’ …
• Verbena bonariensis. Best plants for a gravel garden – Verbena bonariensis. …
• Phlomis. …
• Cistus. …
• Stachys. …
• Lavender. …
• Stipa.

What is the purpose of pebbles in plants?

The use of stones and pebbles in gardens can help the unplanted areas from losing moisture. This in itself can help the soil around the plants retain moisture, reducing the need for watering. Pebbles are mainly a result of sand mining operations, and are sometimes further processed by waxing and tumbling.