This article is a list of diseases of impatiens, such as Busy Lizzie (I. walleriana).

Bacterial diseases

Bacterial diseases
Bacterial fasciation Rhodococcus fascians
Pseudomonas leaf spot Pseudomonas syringae

Fungal diseases

Fungal diseases
Botrytis blight

Botrytis cinerea

Cercospora leaf spot

Cercospora apii

Fusarium root and crown rot

Fusarium sp.

Impatiens downy mildew

Plasmopara obducens

Myrothecium leaf spot

Myrothecium roridum

Phyllosticta leaf spot

Phyllosticta sp.

Phytophthora root rot Phytophthora sp.
Powdery mildew

Oidium sp.

Pythium root rot

Pythium aphanidermatum
Pythium debaryanum
Pythium irregulare
Pythium paroecandrum
Pythium spinosum
Pythium ultimum

Rhizoctonia root and stem rot

Rhizoctonia solani

Southern blight

Sclerotium rolfsii

Verticillium wilt

Verticillium albo-atrum

Nematodes, parasitic

Nematodes, parasitic
Root-knot nematode

Meloidogyne arenaria

Viral and viroid diseases

v diseases
Cucumber mosaic genus Cucumovirus, Cucumber mosaic virus (CMV)
Helenium S genus Carlavirus, Helenium S virus (HVS)
Impatiens necrotic spot genus Tospovirus, Impatiens necrotic spot virus (INSV)
Potexvirus, unnamed genus Potexvirus
Tobacco streak genus Ilarvirus, Tobacco streak virus (TSV)
Tomato spotted wilt genus Tospovirus, Tomato spotted wilt virus (TSWV)

References

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