Silverleaf Cotoneaster

Shrub

Silverleaf Cotoneaster

Cotoneaster pannosus

Also known as: Silver Cotoneaster

Shrub Rosaceae Erosion ControlWildlife AttractorOrnamentalBorder Plant
Hardiness Zone
6-9
Ideal Temp
30–95°F
Survives Down To
-15°F
Life Cycle
Perennial

Silverleaf cotoneaster (Cotoneaster pannosus) is an evergreen to semi-evergreen shrub from western China, valued for small silvery leaves, white spring flowers, and red berries that persist for birds. Plants reach 6–10 feet (1.8–3 m), arching and often used on slopes for soil holding. Check local invasive lists before mass planting—some regions regulate cotoneasters. ☀️💧 Sun and Water Requirements: Full sun for densest foliage and best fruiting; partial shade reduces berry display. Well-drained average soils suit it; tolerates drought once established. Avoid wet feet; mulch to buffer roots. ✂️ Propagation: Semi-hardwood cuttings in summer with humidity. Sow stratified seed for diversity. Prune after fruiting to shape and open interiors. 🌾 Harvest / Best Use Timing: Berries are wildlife food—leave standing through winter for birds. Spring bloom timing follows local frost exit.

Good Neighbors
  • Lavender — drought-tolerant aromatic neighbor at the dripline
  • Rock Cotoneaster — lower horizontal cotoneaster for layered texture on slopes
  • Rosemary — sun-loving aromatic edge along paths
Cautions
  • Invasive risk in some regions—verify local regulations before landscape-scale planting
  • Fire Blight — prune strikes in dry weather on susceptible rosaceous neighbors
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Apple Maggot
Rhagoletis pomonella
Apple Scab
Venturia inaequalis
Bagworm
Thyridopteryx ephemeraeformis
Blackberry Psyllid
Cacopsylla curvata
Brown Marmorated Stink Bug
Halyomorpha halys
Brown Rot
Monilinia fructicola
Cherry Fruit Fly
Rhagoletis cingulata
Codling Moth
Cydia pomonella
Cyclamen Mite
Steneotarsonemus pallidus
Eastern Tent Caterpillar
Malacosoma americanum
Fall Webworm
Hyphantria cunea
Fire Blight
Erwinia amylovora
Gall Mite
Eriophyidae
Harlequin Ladybird
Harmonia axyridis
Leaf Blight
Various Fungal Pathogens
Leaf Spot
Multiple species (e.g., Cercospora, Septoria, Alternaria)
Lesser Peachtree Borer
Synanthedon pictipes
Oriental Fruit Fly
Bactrocera dorsalis
Oriental Fruit Moth
Grapholita molesta
Peach Twig Borer
Anarsia lineatella
Peachtree Borer
Synanthedon exitiosa
Pear Psylla
Cacopsylla pyricola
Plum Curculio
Conotrachelus nenuphar
Raspberry Beetle
Glischrochilus sanguinolentus
Raspberry Cane Borer
Oberea perspicillata
Rose Slug
Endelomyia aethiops
Rust Mite
Eriophyidae
Sparganothis Fruitworm
Sparganothis sulfureana
Spider Mites
Tetranychidae
Spittlebugs
Cercopidae
Spotted Lanternfly
Lycorma delicatula
Stink Bug
Pentatomidae
Strawberry Root Weevil
Otiorhynchus ovatus
Tent Caterpillar
Malacosoma spp.
Twig Girdlers
Oncideres spp.
Vine Weevil
Otiorhynchus sulcatus