Eastern Spruce Gall Adelgid Scouting for 2014 at Pigeon (Report issued 8/22/2014 11:41)
Use these predictions as guidelines to help time your scouting efforts.
Missing degree day data for dates: 2014-07-09
|First adults active; egg laying begins.
||4/20 through 5/10
||5/10 through 5/27
|Eggs hatching; nymphs feeding.
||5/27 through 5/31
||Started on 5/31
Current stage: Galls visible.
Degree day total: 1630
Degree day forecast: 1646
Treatment Guidelines for Eastern Spruce Gall AdelgidSoil Drench Treatment Window: Closed
NURSERY AND LANDSCAPE ONLY: If galls were a problem the previous year,
apply a basal soil drench of imidacloprid or clothianidin in early spring (between 40 and 80 DD Base 50F).Spring Foliar Treatment Window: Closed
If galls were a problem the previous year,
apply an insecticide as foliar spray when the DD Base 50 F total is between 25 and 120.
Christmas tree insecticide recommendations
Products registered for use in Christmas trees