Mark Whitmore
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  • Ithaca, NY
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Mark Whitmore replied to Daniel Little's discussion Help with caterpiller ID
"Thanks for the additional info Dan. I'm glad to hear that the damage was not widespread and that we do not have a new emerging pest! Thanks for being observant and sharing the photo. Keep 'em coming."
May 28, 2013
Mark Whitmore replied to Daniel Little's discussion Help with caterpiller ID
"I'd be hard put to say this is anything but an Owlet, or a moth in the family Noctuidae. Exactly which one is difficult to say because they are quite variable in their coloration, even within a species. BUT it is always important when…"
May 26, 2013
Mark Whitmore replied to Mark Lewis's discussion Is Tree Lichen a Problem?
"Thanks for the great reply Pete. I agree with Pete that I have never heard or read anything that would indicate lichens are in any way harmful to trees or an indicator of poor health. Nothing, period. Indeed, there are some lichens that have…"
May 7, 2013
Mark Whitmore replied to Mark Lewis's discussion Book on Tree Diseases
"I'll take the cue from you: a "good" book. My favorite is "Diseases of Trees and Shrubs" by Wayne Sinclair and Howard Lyon. The second edition was published in 2005 by Cornell University Press. This is a comprehensive…"
May 2, 2013
Mark Whitmore replied to Mark Domingos's discussion Possible EAB
"I agree with Rebecca. this is a round-headed borer, the family Cerambycidae. The larva looks like a horseshoe nail as opposed to those of EAB (family Buprestidae)in the photo that Rebecca posted. Notice that the head of the EAB is about the same…"
Feb 28, 2012
Mark Whitmore is now a member of CornellForestConnect
Feb 28, 2012

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480a disqualification after EAB

Started by Bill Pontius in Woodlot Management Jan 4. 0 Replies

Here's a hypothetical question (hopefully). If an ash stand no longer has sufficient density to qualify for the 480a program following ash borer invasion, and if that stand is necessary for having more than 50 acres for the program, what happens?…Continue

controlling beech

Started by robert dalbo in Woodlot Management. Last reply by robert dalbo Dec 11, 2018. 2 Replies

I have a section on my property approximately 5 acres with mature oak and maples 18 to 20 inches, well spaced, but the understory is a combination of beech and ferns. I have cut some beech and sprayed some the ferns with mediocre success. I do not…Continue

New film & resources to help YOU save forests!

Started by Lew Ward in Woodlot Management Nov 19, 2018. 0 Replies

'New film & resources to help YOU save forests!A new, short, animated (and…Continue

Tags: Management, Growth, Old

IPhone surveys

Started by Jim Martin in Woodlot Management. Last reply by Jim Martin Oct 27, 2018. 2 Replies

Smart phones have GPS.  Has anyone figured out how to use them for mapping wooded land.  I am especially interested in a way to map  my logging trails. Jim MartinContinue

Oldest Flowering Tree in North Americal

Started by Carl DuPoldt in Forest Health Oct 2, 2018. 0 Replies

Fossil of Oldest Flowering Tree in North America Discovered. And It Was Huge. --

Slash and squirt control of Ailanthus

Started by Mark Horberg in Woodlot Management. Last reply by Peter Smallidge Sep 23, 2018. 5 Replies

I have 20-30 ailanthus trees on my property in the 4-6 inch diameter range.  What specific herbicide and concentration should I use for slash and squirt?  Can you recommend a place where it can be purchased in small quantities?  Thanks. Continue



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