Softening a Garden Wall

Seasoned Gardener : Episode SGN-409 -- More Projects »
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This bare stone wall will benefit from pockets of greenery.
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Stonecrop sedum
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Sandwort
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Sedum will settle over time, so it's not important that it be flush with the wall when planted.
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These little pockets of color keep the wall from looking too bare, while allowing the beautiful stone to add texture and interest to the landscape.
At a hilltop home site in Zone 9, the homeowners have removed some ivy from a section of a low stone wall to expose the interesting structure of the stone. However, they don't want to leave the wall completely bare. Master gardener Chris Dawson chooses creeping plants to fill the spaces between stones and add character to this wall.

  • Stonecrop sedum is a drought-tolerant succulent that thrives in full sun and is hardy in Zones 5-9. It is covered with pink flowers in summer.
  • Corsican sandwort (Avenoria balearico) is hardy in Zones 7-9 and likes partial shade. It is covered in white flowers in the spring.
  • Kenilworth ivy (Cymbalaria muralis) is a shade grower that is hardy in Zones 5-9. In spring and summer it blooms with lilac flowers with yellow centers.
  • Labrador violet (Viola labradorica) has pale purple flowers in spring and lovely kidney shaped leaves.
  • Creeping thyme (Thymus serpyllum) is a fragrant addition that cascades beautifully over walls. It grows well in full sun and has pale pink to white flowers in the spring.

To plant, put potting soil in the space between the stones. Mold the root mass to flatten it so that it fits into the planting space. Insert the root mass between the stones and press the plant into place. The sandwort needs extra moisture, so wrap the root mass in a layer of wet moss before planting.