1. Tree & Shrub Pruning Naperville Community Gardens March 5, 2012 Stan Holat Autumn Tree sholat@autumn-savatree.com

2. Pruning?

7. Pruning Locations

8. 3-Cut Branch Removal

9. Why do we prune? Aesthetics Risk Reduction Plant Health Plant Growth Rate Tree structure-Subordinate Pruning

10. Tree Structure

11. Full length before

12. Close up before

13. Close up before 2

14. 2nd Cut

15. Close up after

17. Close up reverse side

18. Full length after

19. Procedure 1.Choose straightest leader to remain. 2.Look for location to cut down to (1/2 of the length) 3.Try to keep the current shape. 4.Remove smaller competing branches.

20. Deciduous Shrub Pruning

21. Shrub Pruning Guidelines Know your shrubs Desired form Arrangement

22. Know your shrubs Species Cultivar/variety Characteristics History Site

23. Shrub Form Formal Natural

24. Arrangement Hedge Foundation Grouped

25. Methods of shrub pruning Shearing/Shaping Heading Renewal Rejuvenation

26. Shearing/Shaping Formal Higher Maintenance Caution of “dead zone” Foliage Shell Insect problems?

27. Hedge Tapering Bottoms must be wider than top to allow sunlight to lower branches to keep them green

28. Heading Maintain existing form Thinning and cutting back to laterals

29. Heading Heading to maintain size Heading cut

30. Renewal Pruning Stimulates new growth throughout shrub Remove older stems Prune out 1/3 rd each winter

31. Rejuvenation Cut ALL stems low