Here is Some Nandina Plant Info
Nandina are normally used mass plantings of some sort. Then they are used residential landscapes when somebody needs a low growing plant for a spot. Nandinas make great shrubs with their different short or tall varieties. But be careful because their is a variety that's been known to be invasive and also known to take over the bed it is in.
Here are some links to go along with what I was blogging about earlier:
Wikipedia - Nandina - https://en.wikipedia.org/wiki/Nandina
Gardenia - Nandina Domestica - Heavenly Bamboo - https://www.gardenia.net/plant/nandina-domestica-heavenly-bamboo
Nandina: Pros and Cons You Should Know Before Planting -https://www.housedigest.com/1227351/nandinas-pros-and-cons-you-should-know-before-planting/