Name: Catmint/Robin PNW WA half hour south of Olym (Zone 8a)
I think so much of it depends on how well the planting site matches the individual plant's needs in terms of light, soil, moisture, drainage and so on. Just never possible to perfectly locate every plant!
"One of the pleasures of being a gardener comes from the enjoyment you get looking at other people's yards”
― Thalassa Cruso