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Ministry of Agriculture, Food and Rural Affairs

GRAPE IPM GUIDE

Scroll through the different stages of development and find out which pests you should be looking for. Click on a pest to find out more.

 

Dormant

Dormant Insects & Mites
Grape flea beetle
Diseases
     

First leaf, 1.25-5.0 cm shoot length

1st leaf Insects & Mites
Grape flea beetle

Climbing cutworm
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Diseases
Phomopsis
Anthracnose
Eutypa
     

3-5 leaves unfolded, 10-15 cm shoot length

3-5 leaves Insects & Mites
Climbing cutworm
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Grape tumid gallmaker
Phylloxera
Diseases
Black rot
Downy mildew
Powdery mildew
Phomopsis
Anthracnose
Eutypa
Grape fanleaf virus
     

Shoot length 20-25 cm

Shoote length 20-25 cm Insects & Mites
Potato leafhopper
Climbing cutworm
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Grape tumid gallmaker
Phylloxera
Grape plume moth
Japanese beetles
Erineum mite
Diseases
Black rot
Downy mildew
Powdery mildew
Phomopsis
Anthracnose
Eutypa
Grape fanleaf virus
     

Immediate prebloom (flower cluster with floret separation)

Immediate prebloom Insects & Mites
Potato leafhopper
Grape berry moth
Climbing cutworm
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Grape tumid gallmaker
Phylloxera
Japanese beetles
Erineum mite
Diseases
Black rot
Downy mildew
Powdery mildew
Phomopsis
Anthracnose
     

Bloom

Bloom Insects & Mites
Potato leafhopper
Grape berry moth
Leaf-stippling leafhoppers
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Grape tumid gallmaker
Phylloxera
Japanese beetles
Erineum mite
Diseases
Black rot
Downy mildew
Powdery mildew
Crown gall
Botrytis
Anthracnose
     

Immediate post-bloom to early fruit set

Petal fall Insects & Mites
Potato leafhopper
Grape berry moth
Leaf-stippling leafhoppers
European red mite
Eight spotted forester
Grape cane girdler
Grape cane gallmaker
Grape tumid gallmaker
Phylloxera
Japanese beetles
Erineum mite
Diseases
Black rot
Downy mildew
Powdery mildew
Crown gall
Botrytis
Anthracnose
Grape leafroll virus
     

Berries pea-sized

Berries pea-sized Insects & Mites
Potato leafhopper
Grape berry moth
Leaf-stippling leafhoppers
European red mite
Eight spotted forester
Grape cane girdler
Grape tumid gallmaker
Phylloxera
Japanese beetles
Erineum mite
Leafminers
Diseases
Black rot
Downy mildew
Powdery mildew
Crown gall
Anthracnose
Grape leafroll virus
     

Berry touch to cluster closure

Berry touch to cluster closure Insects & Mites
Potato leafhopper
Grape berry moth
Leaf-stippling leafhoppers
European red mite
Eight spotted forester
Grape cane girdler
Phylloxera
Japanese beetles
Erineum mite
Leafminers
Hornworms
Diseases
Black rot
Downy mildew
Powdery mildew
Crown gall
Anthracnose
Grapevine yellows
Grape leafroll virus
     

Beginning of ripening (veraison period)

Veraison Insects & Mites
Potato leafhopper
Grape berry moth
Leaf-stippling leafhoppers
European red mite
Eight spotted forester
Grape cane girdler
Erineum mite
Leafminers
Hornworms
Diseases
Downy mildew
Powdery mildew
Botrytis
Grapevine yellows
Grape leafroll virus
Sour rot
     

Pre-harvest

Pre-harvest Insects & Mites
Multi-coloured Asian lady beetles
Vinegar Fly
Wasps
Diseases