Degree Day Benchmarks for Sparganothis

Check out this easy to use Degree day look up table!

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spargfresheggs2_opt

Fresh Sparg eggs. Generally oviposited on tops of leaves.

larvaefield6_opt

Nearly emerged Sparg larvae (still in egg casings).

larvaefield5_opt

Neonate Sparg larvae. Note first instar Sparg larvae have black head capsules.

sparg26_opt

Larva webbing together cranberry leaves/uprights to make gallery.

sparg9_opt

Larva poking head out of its silken gallery.

SpargPrePupa5_opt

Prepupa

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Pupa

Adult

Our research strives to make degree day calculations, which are based on developmental thresholds, useful for growers in their management decisions.

 

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Sentinel moth cage to determine female mating frequency for mating disruption study

 

Annie_field

 

 

 

Annie setting up field stations for mating Sparg adults

 

 

Sparg_pair

 

 

 

Mating pair