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Septoria spot on external orange fruit surface showing characteristic small spots

Septoria spot of citrus: declared pest

28 November 2013

Septoria spot (Septoria citri) is a serious pest of citrus that can affect external fruit quality. This pest is not known to occur in Western Australia.

Cultivar Lambert cherries with Little cherry disease symptoms (left) and healthy fruit (right)

Little cherry disease: declared pest

7 February 2014

Little cherry disease [Ampelovirus Little cherry virus 2 (LChV-2)] is a serious pest of cherries that can affect fruit development and quality.

Leaf symptoms of Little cherry disease

Little cherry disease: pest data sheet

10 February 2014

Ampelovirus Little cherry virus 2 (LChV-2) is one cause of little cherry disease (LCD) and is an exotic pest to Western Australia.

Septoria spot on external orange fruit surface showing characteristic small spots. Photo © NSW Department of Primary Industries.

Septoria spot of citrus: pest data sheet

25 February 2014

Septoria spot of citrus (Septoria citri) is an exotic disease to Western Australia. It is a serious pest that causes fruit blemishes, affecting saleability for the fresh fruit market.

Symptoms of Citrus black spot on oranges

Citrus black spot: declared pest

2 April 2014

Citrus black spot (Guignardia citricarpa) is a fungal disease of citrus trees that can affect external fruit quality. This disease is not known to occur in Western Australia.

Pink disease on citrus stem. The white and pink material shown is the fungus which has produced an encrusted growth on the stem.

Pink disease of citrus: declared pest

1 May 2014

Pink disease (Erythricium salmonicolor) is a serious pest of citrus that can affect entire limbs and/or kill trees. This pest is not known to occur in Western Australia.

Erythricium salmonicolor growth on citrus stem showing the white-pink-grey coloured hyphal mass

Pink disease of citrus: pest data sheet

1 May 2014

Pink disease (Erythricium salmonicolor) is an exotic pest to Western Australia. It is a serious disease of citrus than can result in yield losses due to limb and tree death.

Fruit symptoms of dry rot. Photo courtesy of Dr Roger Shivas, DPIF 2005.

Dry rot of citrus: declared pest

29 May 2014

Dry rot (Eremothecium coryli) is a serious pest of citrus that can affect fruit palatability and citrus rootstock seed production. This pest is not known to occur in Western Australia.

Fruit symptoms of dry rot. Photo courtesy of Dr Roger Shivas, DPIF 2005.

Dry rot of citrus: pest data sheet

29 May 2014

Dry rot (Eremothecium coryli) is an exotic pest to Western Australia.

Range of different colour and shape seeds

Seed testing

20 November 2013

DDLS Seed Testing and Certification offers a wide range of tests to assess the quality of your seed.

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Sending specimens for identification

18 December 2013

Information on how to collect a specimen, where to send it for identification and the precautions to consider before collecting any plant or animal specimens.

Plant with purple stems and dark green leaves covered with a bright yellow powder-like fungus.

Myrtle rust: Biosecurity alert

8 April 2014

Myrtle rust is a serious disease that infects and kills many plants belonging to the Myrtaceae family including eucalypts, bottlebrushes, paperbarks and peppermint trees.

codling moth affected apples and moth

Codling moth: declared pest

11 April 2014

Codling moth (Cydia pomonella) is a serious pest of apples and other pome fruit and has the potential to cause severe crop losses.

Close up of white star potatoes on white background

Potato seed certification

20 November 2013

DDLS Seed Testing and Certification is responsible for administering the industry seed potato production schemes in Western Australia.

Dorsal view of a red over-wintering form of two-spotted spider mite (Tetranychus urticae) on a gerbera leaf

Spider mite pests of Western Australian plants

9 October 2013

Mites of the Tetranychidae family (commonly known as spider mites) include some important pests of economic concern to agriculture and forestry.

Close up of industrial hemp seed.

Licensing industrial hemp activities in Western Australia

20 November 2013

The Department of Primary Industries and Regional Development acts as the Registrar for the Industrial Hemp Act 2004 in Western Australia.

Working in the Seed laboratory

DDLS - Seed testing and certification services

19 November 2013

The Department of Primary Industries and Regional Development Diagnostics and Laboratory Services (DDLS) - Seed Testing and Certification provides a variety of services including seed testing, crop

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Onion smut: declared pest

20 December 2019

Onion smut (Urocystis cepulae) is a disease of onions. This disease is absent from Western Australia.

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