Eastern Spruce Gall Adelgid Scouting for 2013 at Pigeon (Report issued 12/7/2013 5:20)
Use these predictions as guidelines to help time your scouting efforts.
Missing degree day data for dates: 2013-12-04 - 2013-12-06
|First adults active; egg laying begins.
||4/22 through 5/2
||5/2 through 5/20
|Eggs hatching; nymphs feeding.
||5/20 through 5/26
||Started on 5/26
Current stage: Galls visible.
Degree day total: 2476
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