North American Fruit Explorers mailing list at ibiblio

[dwoodard@becon.org]

Dennis, I have read of a control fro apple maggot involving red fake
apples covered with tanglefoot. Do you know if anything like this works on
curculio? maybe with a fruit scent lure?

Doug Woodard
St. Catharines, Ontario, Canada


Dennis Norton wrote:

> You spray at petal fall because you want the PC adults to ingest the spray
> before they lay eggs so they never have the chance to lay those eggs.   If
> the spray is done at petal fall before full fruit set, it is in place to
> be ingested as the females begin to strike the fruit which can happen as
> quickly as 2-3 days from petal fall.  I have seen strikes on fruit as
> small as 3mm in Liberty apples that set first and grow the fastest.  Our
> Liberty were at 20mm when most other varieties were at 12 - 15mm.  We thin
> with NAA between 12 and 15mm and have to use Sevin on anything larger than
> 15mm.  And if you let PC larvae survive in the fruitlets, they will become
> the next year's adults as they survive through June drop.  They will stay
> in the fruit and never ingest any spray.  Hope that answers your
> questions.  If not, just let me know.
>
>
> Dennis Norton
> Royal Oak Farm Orchard
> http://www.royaloakfarmorchard.com
> http://www.theorchardkeeper.blogspot.com
> http://www.revivalhymn.com