What Low Maintenance Shrubs Can Be Planted On A Hillside
For the tropics with sun all over the year. In a very big hillside
Certified GKH Gardening Expert
I can't find your zipcode in the USDA database. Maybe there was a mis-type.
I can include some articles with suggestions for tropical hillsides, though: https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/zone-9-flowering-bushes.htm