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What’s in Your Woodpile?

What’s in Your Woodpile?. Firewood Regulations. EAB quarantine = restrictions on regulated articles Hardwood firewood = regulated article Regulated articles cannot be moved out of quarantined areas unless accompanied by a MDA certificate. Firewood Regulations.

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What’s in Your Woodpile?

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  1. What’s in Your Woodpile?

  2. Firewood Regulations • EAB quarantine = restrictions on regulated articles • Hardwood firewood = regulated article • Regulated articles cannot be moved out of quarantined areas unless accompanied by a MDA certificate

  3. Firewood Regulations Quarantined Counties

  4. Firewood Regulations Quarantined Counties

  5. Firewood Regulations • MDA certificates require an active compliance agreement with the MDA or USDA • Under the conditions of a compliance agreement, certificates may be issued for firewood that has been heat treated to specific temperatures in a kiln to render it safe • MDA certified firewood is allowed to move freely around the state

  6. DNR-approved Firewood Required on State- Owned Land • DNR lands have additional firewood regulations. Regardless of any quarantines, firewood must be either: • Obtained from a firewood distribution facility on State-owned land, or • Obtained from a firewood dealer approved by the DNR commissioner (with receipt)

  7. Softwood versus Hardwood Resin Canals Softwoods have Tracheids (fibers), No Vessels (pores). Many have Resin Canals.

  8. Softwoods versus Hardwoods Pores Hardwoods have Fibers and Pores

  9. Ring Porous versus Diffuse Porous • Large Pores in Earlywood and Small Pores in Latewood = Ring Porous Hardwood Large, obvious lines are Earlywood. Smaller,darker heartwood or lighter sapwood lines are Latewood.

  10. Ring Porous Wood: Black Ash

  11. Ring Porous Wood: Green Ash

  12. Ring Porous Wood: Bur Oak

  13. Ring Porous Wood: American Elm

  14. Semi Ring Porous: Black Walnut

  15. Ring Porous versus Diffuse Porous Pores about same size and distributed evenly throughout growth ring = Diffuse Porous.

  16. Diffuse Porous Wood: Basswood

  17. Diffuse Porous Wood: Boxelder

  18. Diffuse Porous Wood: Big Toothed Aspen

  19. “Other” Features: Elm Bark Cross-Section Layered Bark of American and Rock Elm

  20. “Other” Features: Long-Grain of Elm

  21. “Other” Features of Oak: Rays Rays

  22. Versus, No Rays in Ash Cracks or Checks, but not Rays

  23. “Other” Features: Elm and Hackberry Hackberry American Elm Both Have Wavy (tire track) summerwood

  24. “Other” Features: Elm and Hackberry Hackberry has Corky Ridges on Bark, no Layered Cross-Section

  25. “Other” Features: Red vs. White Oak Sodium Nitrite turns White Oak Heart Wood Blue to Purple

  26. “Other” Features: Black Walnut Medium brown to dark chocolate heartwood.

  27. Let’s Quiz the Log Splitter!

  28. Which log is hardwood?

  29. Which log is hardwood? • Log on the left • Log on the right Response Counter

  30. What is this?

  31. What is this? • Oak • Ash • Walnut • It’s hardwood; that’s all I need to know. • I don’t know. Response Counter

  32. What is this?

  33. What is this? • Maple • Oak • Walnut • Pine • Don’t know. Response Counter

  34. What is It?

  35. What is it? Hackberry Chokecherry Crabapple River Birch Chokeberry Response Counter

  36. What is It?

  37. What is it? • Birch • Cottonwood • Big-Toothed Aspen • Silver Maple • Black Cherry Response Counter

  38. What is It?

  39. What is it? Black Walnut Buckthorn Bur Oak Boxelder Ironwood Response Counter

  40. What is It?

  41. What Is It? • Cottonwood • Green Ash • Hackberry • Elm • Linden Response Counter

  42. What is It?

  43. What is it? • Elm • Boxelder • Silver Maple • Ironwood • Linden 0 of 0

  44. What is It?

  45. What is it? Black Pine Black Cherry Austrian Pine Douglas Fir White Cedar 0 of 1

  46. What is It?

  47. What is it? • Linden • Sugar Maple • Black Ash • Elm • Green Ash 0 of 1

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