The Well-Tended Perennial Garden The Essential Guide to Planting and Pruning Techniques, Third Edition

7. Perennials to prune for pest and/or disease

control

Achillea ‘Coronation

Gold’

Achillea ‘Moonshine’

Ajuga reptans

Alcea rosea

Anaphalis triplinervis

Anemone ×hybrida

Aquilegia hybrids

Chrysogonum

virginianum

Clematis recta

Coreopsis grandiflora

Crocosmia

Foeniculum vulgare

‘Purpureum’

Helenium autumnale

Heliopsis helianthoides

Helleborus ×hybridus

Hemerocallis

Hibiscus moscheutos

Iris domestica

Iris ×germanica

Lupinus hybrids

Lysimachia punctata

Malva alcea ‘Fastigiata’

Monarda didyma

Paeonia hybrids

Persicaria amplexicau-

lis ‘Firetail’

Phlox divaricata

Phlox maculata

Phlox paniculata

Pulmonaria

Stachys byzantina

Symphyotrichum

Malva alcea ‘Fastigiata’