Insects, mites and worms

Ear and silk pests

Insects that feed on maize silks and young ears, so the cob fills badly.

Attacks

When it comes

CropStageCheck
MaizeFloweringScout twice weekly

What to look for

Maize, flowering

When the cobs start showing silk threads, those threads are how the cob makes grains. If insects eat the silks before they get pollinated, you get half-empty cobs. Check the silks twice a week — if they look chewed or covered in bugs, treat right away. Also watch for tiny bugs in groups under the leaves.

Also watch for

General advice from crop guides for Ghana. Before you spray, ask your agro-input dealer for a product registered for this pest, read the label, and wear gloves. For a serious attack, call your district agriculture office or an agronomist.

Catch it early

AsaaseYaa reminds you when to check your crop for pests, and shows you what to look for. Free.

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