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Diseases

Spinach leaf spots

Spinacia oleracea L.

A group of fungal diseases of spinach manifesting as local necrosis on leaf blades, caused by various pathogens, including Stemphylium, Cladosporium, Colletotrichum, and Cercospora.

In the reference 28 varieties crop Spinach, where this is mentioned in the description.

Stemphylium leaf spot, caused by Stemphylium vesicarium and Stemphylium beticola, appears as brown spots with a watery greenish border, upon which a dark coating eventually develops. Cladosporiosis, caused by Cladosporium variabile, is characterized by small, round, light-colored spots that become covered in the center with an olive-brown velvety sporulation.

Anthracnose, caused by Colletotrichum spinaciae, leads to the formation of watery spots that later become dry and fall out, creating a shot-hole effect. Cercospora leaf spot, associated with the pathogen Cercospora beticola, is diagnosed by round spots with a light center, a reddish border, and black dots representing the fungal stroma.

No generally accepted races or pathotypes have been identified for spinach leaf spot pathogens. Resistance to these diseases is a polygenic trait controlled by multiple genes, which is confirmed by the presence of specific SNP markers associated with resistance to Stemphylium leaf spot.

General information about the subject — on the page Leaf spot diseases.

Sources8

Varieties of Spinach mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
6 records

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
3 records

Boxfish

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Fanfin

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Gecko

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Gerenuk

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Spinacia oleracea L. · Spinach

BEJO ZADEN

NL
4 records

Cocopah

Active

Spinacia oleracea L. · Spinach

Pop Vriend Research B.V.

NL
2 records

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
4 records

El Swing

Active

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
4 records

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
4 records

Baboon

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Munrano

Application submitted

Spinacia oleracea L. · Spinach

Enza Zaden Beheer B.V.

NL
3 records

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
4 records

El Hayat

Active

Spinacia oleracea L. · Spinach

Syngenta Crop Protection AG

NL
4 records

El Horn

Active

Spinacia oleracea L. · Spinach

Syngenta Seeds B.V.

NL
4 records

SV6203VB

Active

Spinacia oleracea L. · Spinach

Monsanto Vegetable IP Management B.V.

NL
3 records

Silverside

Application submitted

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Timberwolf

Application submitted

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Velar

Application submitted

Spinacia oleracea L. · Spinach

Enza Zaden Beheer B.V.

NL
3 records

Albacore

Active

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Spinacia oleracea L. · Spinach

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records