Japanese Kerria Japanese Rose

Kerria japonica

Rosaceae · broadleaf · introduced

Quick Facts

Height

4–8 ft

Spread

6 ft

Growth Rate

Medium

Light

Part Shade

Soil

Moist

Water

Moderate

Hardiness

Zone Zones 4a–8b

Origin

central and western China, several cultivars available

Diseases (11)

Various plant viruses (Raspberry bushy dwarf virus, Straw... Virus

Thekopsora minima and Naohidemyces vaccinii Rust

Podosphaera aphanis var. aphanis Powdery Mildew

Peronospora sparsa Downy Mildew

Rhizobium radiobacter (formerly Agrobacterium tumefaciens) Crown Gall

Coniothyrium wernsdorffiae and Paraconiothyrium fuckelii Common canker

Non-pathogenic (physiological — cold damage during flower... Bullhead

Brand canker

Botrytis cinerea Botrytis Bud and Twig Blight

Diplocarpon rosae Black Spot

Chlaropsis thielavioides Black Mold

Pests (13)

Western spotted cucumber beetle

Tobacco budworm

Thysanoptera Thrips

Tetranychidae Spider mite

Roseslug

Dasineura rhodophaga Rose midge

Rose leafhopper

Rose galls

Rose aphid

Cylindrocopturus furnissi Root weevil

Redhumped caterpillar

Tortricidae Leafroller

Leafcutting bee

Cultivars (5)

Albiflora

Common name: White Japanese Kerria, Albiflora Japanese Kerria; Mature height: 4–5 ft

Golden Guinea

Common name: Golden Guinea Japanese Kerria; Mature height: 4–5 ft

Kin Kan

Common name: Kin Kan Japanese Kerria

Picta

Common name: Variegated Japanese Kerria, Picta Japanese Kerria; Mature height: 3–4 ft

Pleniflora

Common name: Double Japanese Kerria; Mature height: 4–8 ft