Canker Removal Now is Critical for Fire Blight Management this Year

Sunday Jan 02, 2022

No one wants fire blight in their orchard next year. For fire blight to take off in your orchard next year three things need to be there: the pathogen, the warm conditions and...

Woolly Apple Aphid

Sunday Jan 02, 2022

Woolly apple aphid (WAA) has become more common over the past few years and is a quarantine threat for export to certain countries. WAA can be found feeding on the roots as well as occurring in the tree canopy where it can appear as a white cottony mass on pruning scars or shoots.

Campylomma Bug

Sunday Jan 02, 2022

Campylomma can be a pest during the bloom period when it feeds on young developing fruit. However, it is a beneficial predaceous insect that is valuable in control of soft bodied insects (such as spider mites) throughout the rest of year. DAS predicts the phenology of Campylomma during the spring, but beating tray samples need to be taken before and during the spring bloom period to determine if Campylomma is present and whether treatment is necessary.

New Price

Increasing price

Friday Mar 06, 2020

In order to continue to function, the WSU-DAS group has decided they must raise user rates

Apple tree

Maximum Residue Levels

Friday Mar 06, 2020

We have created a new page meant to simply display all the Maximum Residue Levels (MRL) for the most common export markets for WA tree fruits.