Tree health care

2,944 topics in this forum

1. Ceratocystis platani - Canker stain of Plane 1 2 3 4

   By David Humphries, July 2, 2016
   • 30 replies
   • 17k views
   • 
   • SeeTreePO
   • April 29

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3. Massaria disease of plane - Practical management guidance

   By David Humphries, December 10, 2013
   • 9 replies
   • 12k views
   • 
   • Cassian Rupert Humphreys
   • January 6, 2021

4. Chalara fraxinea - Generic thread 1 2 3 4 29

   By David Humphries, November 9, 2012
   • 280 replies
   • 80.5k views
   • 
   • maybelateron
   • July 1, 2023

5. Bad News Ash Disease discovered in East Anglia 1 2 3 4 13

   By arbwork, October 25, 2012
   • 120 replies
   • 41.2k views
   • 
   • Paul in the woods
   • September 15, 2022

6. Asian Longhorn Beetle 1 2 3

   By Gollum, April 13, 2012
   • 28 replies
   • 23.7k views
   • 
   • One Buck
   • June 4, 2015

7. Positive Action on Tree Safety……? 1 2 3 4

   By BatiArb, June 9, 2010
   • 39 replies
   • 32.5k views
   • 
   • arb culture
   • June 14, 2010

8. Ash dieback - Different perspective? 1 2

   By Mark Bolam, Sunday at 20:37
   • 13 replies
   • 426 views
   • 
   • Mesterh
   • 6 hours ago

9. Something is eating my Rowan Tree!?

   By kiedis, April 27
   • 4 replies
   • 198 views
   • 
   • peds
   • April 27

10. Help with Italian cypress trees

    By BlakeW83, April 5
    • 2 replies
    • 262 views
    • 
    • Stere
    • April 8

11. Bugs on Acer

    By Rustington, March 27
    • 5 replies
    • 329 views
    • 
    • sime42
    • March 28

12. Miyawaki style micro-wood in Leeds

    By Liquidambar, March 27
    • 0 replies
    • 258 views
    • 
    • Liquidambar
    • March 27

13. Root DNA

    By Arb-Aero, March 24   

    • root
    • identification
    • (and 2 more)

      Tagged with:

      • root
      • identification
      • dna
      • subsidence
    • 4 replies
    • 331 views
    • 
    • Mark J
    • March 27

14. Can anyone help?

    By newborie, March 22
    • 3 replies
    • 375 views
    • 
    • krummholz
    • March 23

15. Wellingtonia VTA

    By CReid, March 19
    • 1 reply
    • 289 views
    • 
    • daltontrees
    • March 20

16. Leaning pines over garage 1 2 3

    By Jack Taylor, March 18
    • 20 replies
    • 1.4k views
    • 
    • Jack Taylor
    • March 20

17. Lawson Cyprus estimated age 1 2 3 4

    By Steven P, March 13
    • 31 replies
    • 1.7k views
    • 
    • Mark J
    • March 31

18. TPO Oak Tree Is it Healthy? 1 2 3 4 5

    By CharlieOak, February 25
    • 41 replies
    • 2.8k views
    • 
    • krummholz
    • March 13

19. Progress of kretzschmaria deusta in Big Red

    By BigCopper, February 24
    • 5 replies
    • 590 views
    • 
    • BigCopper
    • February 26

20. Bark damage to Beech tree

    By treevolution, February 16
    • 6 replies
    • 587 views
    • 
    • treevolution
    • February 17

21. Rubbing branches - to remove or not to remove?

    By TaxusBaccata, February 11
    • 2 replies
    • 524 views
    • 
    • manco
    • February 11

22. ACER NEEDS HELP

    By Sophie Adams, January 30   

    • acer
    • 2 replies
    • 503 views
    • 
    • Mick Dempsey
    • February 2

23. Apple tree with disease 1 2

    By Rustington, January 27   

    • apple tree
    • aphids
    • 16 replies
    • 958 views
    • 
    • Rustington
    • January 28

24. Needle blight

    By mx_599, January 16
    • 8 replies
    • 713 views
    • 
    • Mick Dempsey
    • January 20

25. Silver birch 1 2

    By ljpoole, January 2
    • 15 replies
    • 1.9k views
    • 
    • JonnoR
    • January 5

26. Deodar thinning, are we getting it wrong? 1 2 3 4 6

    By Mick Dempsey, December 21, 2024
    • 54 replies
    • 4.8k views
    • 
    • MattyF
    • February 1