Coleus, Flame Nettle, Painted Nettle 'Trailing Plum'
Solenostemonscutellarioides
Synonym
Coleus
blumei
Coleus
scutellarioides
One website that sells the stained glassworks series coleus says these like full sun, unlike most coleus
This is one of the Stained Glassworks™ series from the Flower Fields Alliance.