What Perennial Plants Grow Well In A Primarily Western Exposure In Zone 9-ish (Humboldt County, California)?

Question

Prospective growing site: immediately adjacent to west side of two-story building in average soil. Maximum width/spread: 12-18 inches Maximum height: 5-6 feet

Answer 1

There is a wide variety available to you! Here are some articles that will offer some suggestions on things that will do well:

https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/zone-9-bulbs.htm

https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/zone-9-ground-covers.htm

https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/zone-9-flowering-bushes.htm

https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/zone-9-part-shade-flowers.htm