Bugleweed Seeds

My wife and want to plant a Chocolate Chip Buggleweed (Ajuga Reptans) alongside a thin but long section next to our patio. Does anyone have a good link to get it from seed? Or is something like this best from plugs? I have found the following but feel sketchy about getting seeds online:

https://www.outsidepride.com/seed/ground-cover-seed/ajuga-groundcover-seed.html