Regional and Seasonal content

Please note: This content may be out of date and is currently under review.

Wheat and barley fact sheets released by the Department of Agriculture and Food will help growers maximise their profits this season by supplementing current Variety Sowing Guides and providing up-

WA’s cooking competition that promotes regional produce and aims to unearth our State on a plate is back with a twist following the success of previous Signature Dish competitions.

Growers are reminded to factor in frost mitigation into their seeding programs through the use of multiple wheat varieties and time of sowing.

Adults up to 40mm long with black spot on tip of clear hindwing, 'X' shaped mark behind head and red shanks of hind legs

Chewing pests that can cause complete defoliation if populations are high enough.

Cabbage white butterfly caterpillar

Larvae of cabbage white butterfly are often found in canola crops. The larvae consume leaves but numbers are very rarely high enough to cause serious damage to the crop.

White italian snail

There are three snail species that damage broadacre crops in Western Australia . Snail damage to crops has increased over the past ten years.

Webworm

Webworm larvae are leaf-chewing pests of seedling wheat and barley.

Brown pasture looper caterpillar

Caterpillars with a characteristic looping motion that chew seedling broadleaf crops.

Cabbage aphid

Small soft-bodied winged (adults only) or wingless insects that damage canola by direct feeding or as a viral disease carrier.

Cutworm moths

Cutworm caterpillars feed on seedling leaves and stems near ground level with stems often chewed through and ‘cut’ to ground level.

Left to right: larva, pupa and newly emerged adult bronzed field beetle

False wireworms that damage canola crops are the larval stage of the bronzed field beetle.

Shiny black insects with light brown legs and rear pincers (Male left, female right)

A chewing insect introduced from Europe that can damage seedling crops and contaminate grain. Mainly found in the southern wheatbelt.

Cowpea aphid causing feeding damage to lupin

Main species affecting lupins are cowpea aphid (Aphis craccivora), bluegreen aphid (Acyrthosiphon kondoi) and green peach aphid (Myzus persicae).

 Caterpillar up to 40 millimetres long usually with a dark streak along its body

The native budworm caterpillar can cause serious yield loss to canola as pods mature.

Chewed pea seed

The larvae of the lucerne seed web moth (Etiella behrii - also called Etiella web moth) is an infrequent pest of peas and lupins.

Grants of up to $1 million are currently being finalised for the construction of up to two (2) domestic cattle holding yards, to adjoin existing export-accredited depots in the Kimberley region tha

Brown moth with yellow markings on the wings and orange rings around the body

The caterpillar of the pasture day moth (Apina callisto) feeds on broadleaf weeds and crops, but is rarely a pest.

Native budworm and chewing damage in lupin pod

 Native budworm caterpillar can cause serious yield loss to lupins as pods mature.

Seedlings with a brown mushy root/hypocotyl and cream maggots with dark jaws

Onion maggot (Delia platura, incorrectly known as bean root maggot fly) rarely affects young lupin and pea crops sown into green decomposing organic matter.

 

New canola blackleg spore shower forecast available
Monitor emerging crops for locusts
Rutherglen bugs are damaging canola seedlings
Slugs and snails are still active down south and...

  

Page last updated: Wednesday, 31 May 2017 - 5:05am