How to prune brunnera macrophylla 'jack frost'

After flowering in late spring to limit seeding; remove damaged leaves at any time in the growing season. Snip spent flower stems at their base once blooms finish. Remove individual damaged or yellowed leaves at the stem. Do not cut the whole clump hard back unless foliage is severely damaged — the mounding habit and silver leaves are best left intact.

Minimal; deadhead after spring flowering and remove damaged leaves as needed. 'Jack Frost' Siberian Bugloss rarely needs pruning. Remove the small forget-me-not-like flower stems after flowering if you want to limit self-seeding and keep the clump tidy. The large, silver-splashed leaves are the main ornamental feature; remove individual leaves only if they become tatty or slug-damaged. A hard cut-back is not normally needed.

Snip spent flower stems at their base once blooms finish. Remove individual damaged or yellowed leaves at the stem. Do not cut the whole clump hard back unless foliage is severely damaged — the mounding habit and silver leaves are best left intact.