How to prune nepeta 'walker's low'

After first flowering flush (typically June–July); cut to ground in early spring. After the first flowering peak, shear the whole mound back by half to two-thirds with garden shears. This rejuvenation cut triggers a strong second flush within 4–6 weeks.

Shear once mid-season after peak bloom; cut to ground once annually in spring. Nepeta 'Walker's Low' blooms best with a hard shearing after the first major flush in early summer. Cutting the plant back by half to two-thirds prompts a full second flush of lavender-blue flowers in late summer. Remove spent stems in autumn or leave for winter structure, then cut to the ground in early spring.

After the first flowering peak, shear the whole mound back by half to two-thirds with garden shears. This rejuvenation cut triggers a strong second flush within 4–6 weeks.