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  • Nursery Stock Approved
    Treatment Program Update

    Plant with insect rearing sleeveFrom January 1 through December 31, 2018, there were 12,779 Nursery Stock Approved Treatment (ATP) shipments consisting of approximately 3.37 million plants. The total numbers for ATP shipments and plants in 2017 were 12,796 and 3.37 million, respectively. No regulatory actions were necessary in 2018 against any ATP nurseries.

    Under the ATP program, county inspectors at destination may choose to monitor GWSS egg masses on treated shipments of nursery stock. In 2018, a total of two egg masses from two ATP yards were monitored in insect rearing sleeves by destination counties, with no viable GWSS emergences.

  • No GWSS Found in
    Nursery Shipments in 2018

    From January 1 through December 31, 2018, there were 34,400 nursery stock shipments from the GWSS generally-infested areas to non-infested areas of the state. Shipments were down by 2,300 compared to 2017. For the first time since the Pierce’s Disease Control Program’s inception, no viable GWSS life stages were found in any shipments at destination. In 2018, origin county inspectors stopped 51 egg masses, one nymph, and three adults from moving in nursery stock shipments.