Rocky Knoll Farm Artemisia Powis Castle

Since 'Powis Castle' reaches a mature spread of 3 feet, you should space your plants at least 3 feet apart from center to center. This ensures they have enough room to develop their signature mounding habit without overcrowding.

Yes, Artemisia 'Powis Castle' is naturally resistant to deer. Its aromatic, silver-green foliage is generally unappealing to browsing deer, making it a reliable choice for gardens in areas with high wildlife pressure.

The most important requirement is well-draining soil. This plant does not tolerate 'wet feet,' so avoid planting it in heavy clay or areas that stay soggy after rain, as this can lead to root rot.

Once established, 'Powis Castle' is quite drought-tolerant. You will need to water it regularly during its first season to help the roots settle, but after that, it requires minimal supplemental irrigation.

It is semi-evergreen, meaning it will hold onto its foliage in milder climates. In colder zones, the plant may die back significantly or lose its leaves during the winter, but it will return in the spring.

Yes, this variety performs best in full sun, which means at least six to eight hours of direct sunlight daily. Planting it in too much shade will cause the plant to become leggy and lose its compact, mounding shape.