How to Prune Erysimum 'Paint Box'?
Trim after flowering to prevent plants becoming leggy

Erysimum 'Paint Box' · Erysimum 'Paint Box'
Grow in a sunny position in poor to moderately fertile, well-drained, neutral to alkaline soil. Usually grown as a biennial, plant out at the end of summer for flowers the following year
Trim after flowering to prevent plants becoming leggy