Tree and Ornamental Flashcards
Emamectin Benzoate is the active for what product?
Tree-Age R10 and Tree-Age G4
What is the Active in Tree-Age products?
Emamectin Benzoate
Cottony Maple Scale
Zylam / Safari
White Pine Weevil
Sevin or Astro
Mites
Dormant Oil in Late Fall & Early Winter.
Tetrasan Early then Forbid.
Tetrasan: Characteristics and Rates
eggs and nymph control. Sterilizes adults. Is translaminar. 8 - 16oz / 100
Forbid: Characteristics and Rates
Controls all stages. Translaminar. Up to 45 days of control. 1.4 - 4 oz (1.4 - 2 is good)
Shuttle: Characteristics
Covers all Mite stages but not translaminar
Aphids in trees: Treatment?
Preventative: Imidacloprid / Safari / IMA-Jet
Curative: Astro / Ace-Jet
Astro rate for aphids in trees:
1 gallon / 100
Armored Scale
Dormant Oil @ 2% concentration
When do Pine Needle (armored) Scale begin their crawling stage?
For a week or two in the spring when Lilac are in full bloom.
When do Soft Scale begin their crawler stage?
For several weeks in late Spring and early Summer.
Will Imidacloprid / Safari work to control armored scale?
Imidacloprid will not. Safari/Zylam can get some control at high rates because it’s very water soluble and can move throughout more plant tissues.
Conifer bark beetles:
Preventative: Talstar, Sevin, Astro as bark band.
Curative: Zylam/Safari/Imidacloprid okay for infested trees. Add Talstar to bark band apps.
