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1. WO2018129365 - BARK AND WOOD FIBER GROWING MEDIUM

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

WHAT IS CLAIMED IS:

1. A growing medium comprising:

about 5 to about 95 weight % fibrous tree bark, based on the total weight of the growing medium; and

about 5 to about 95 weight % fibrous wood components, based on the total weight of the growing medium,

wherein about 10 to about 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 10 to 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1, such that the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

2. The growing medium of claim 1, wherein about 15 to about 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 15 to 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

3. The growing medium of claim 1, wherein about 18 to about 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 18 to 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

4. The growing medium of claim 1, wherein about 70 to 96 weight % of the total weight of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

5. The growing medium of claim 1, wherein the growing medium has a total porosity of 88 volume % or more.

6. The growing medium of claim 1, wherein the growing medium has a water holding capacity according to ASTM D7367-14 of about 400 to 1000 weight %, based on the total weight of the growing medium.

7. The growing medium of claim 1, wherein 62.3 - 79.5 weight % of the total weight of the fibrous tree bark and the fibrous wood components have a particle size equal to or less than 2,360 μιη and equal to or greater than 150 μιη.

8. The growing medium of claim 1, wherein the growing medium comprises about 40 to 80 weight % fibrous tree bark and fibrous wood components, based on the total weight of the growing medium, having a particle size equal to or greater than 710 μιη and equal to or less than 1180 μιη.

9. The growing medium of claim 1, further comprising at least one of fertilizer(s), macronutrient(s), micronutrient(s), mineral(s), chemical binder(s), natural gum(s), interlocking manmade fiber(s), soil, and/or seed.

10. The growing medium of claim 1, wherein the fibrous wood components comprise wood chips, wood fiber, or both.

11. The growing medium of claim 1, wherein the fibrous tree bark comprises pine tree bark.

12. The growing medium of claim 1 , wherein the growing medium comprises about 20 to about 70 weight % fibrous tree bark and about 30 to about 80 weight % fibrous wood components, based on the total weight of the growing medium.

13. The growing medium of claim 1, wherein about 70 to 96 weight % of the total weight of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

14. The growing medium of claim 1, wherein the growing medium further comprises macronutrient(s), micronutrient(s), chemical binder(s), natural gum(s), interlocking manmade fiber(s), soil, and/or seed.

15. A growing medium comprising:

fibrous tree bark and fibrous wood components,

wherein about 10 to about 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 10 to 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

16. The growing medium of claim 15, wherein about 18 to about 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 18 to 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

17. The growing medium of claim 15, wherein about 70 to 96 weight % of the total weight of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

18. The growing medium of claim 15, wherein the growing medium has a total porosity of 88 volume % or more.

19. The growing medium of claim 15, wherein the growing medium has a water holding capacity according to ASTM D7367-14 of about 400 to 1000 weight %, based on the total weight of the growing medium.

20. The growing medium of claim 15, wherein the fibrous tree bark is present in an amount of about 5 to about 95 weight, based on the total weight of the growing medium, and the fibrous wood components are present in an amount of about 5 to about 95 weight, based on the total weight of the growing medium.

21. A growing medium comprising:

about 5 to about 95 weight % fibrous tree bark, based on the total weight of the growing medium; and

about 5 to about 95 weight % fibrous wood components, based on the total weight of the growing medium,

wherein about 70 to 96% of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη. such that the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

22. The growing medium of claim 21, wherein about 15 to about 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 15 to 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

23. The growing medium of claim 21, wherein about 70 to 90 weight % of the total weight of the growing medium has a particle size equal to or smaller than 2360 μιη and equal to or larger than 150 μιη.

24. The growing medium of claim 21, wherein the growing medium has a total porosity of 88 volume % or more.

25. The growing medium of claim 21, wherein the growing medium has a water holding capacity according to ASTM D7367-14 of about 400 to 1000 weight %, based on the total weight of the growing medium.

26. The growing medium of claim 21, wherein 62.3 - 79.5 weight % of the total weight of the fibrous tree bark and the fibrous wood components have a particle size equal to or less than 2,360 μιη and equal to or greater than 150 μιη.

27. The growing medium of claim 21, wherein the growing medium comprises about 20 to about 70 weight % fibrous tree bark and about 30 to about 80 weight % fibrous wood components, based on the total weight of the growing medium.

28. The growing medium of claim 25, wherein the growing medium has a total porosity of 88 volume % or more.

29. A growing medium comprising:

fibrous tree bark and fibrous wood components,

wherein about 70 to 96% of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

30. The growing medium of claim 29, wherein about 18 to about 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 18 to 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

31. The growing medium of claim 29, wherein the fibrous tree bark is present in an amount of about 5 to about 95 weight, based on the total weight of the growing medium, and the fibrous wood components are present in an amount of about 5 to about 95 weight, based on the total weight of the growing medium.

32. A growing medium comprising:

a mixture of fibers comprising fibrous tree bark and fibrous wood,

wherein at least about 10 weight % of the fibers, based on the total weight of the mixture of fibers, have an average length to width ratio of at least about 9.

33. The growing medium of claim 32, wherein the average length to width ratio is no more than about 80.

34. The growing medium of claim 32, wherein the average length to width ratio is no more than about 40.

35. The growing medium of claim 32, wherein the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

36. The growing medium of claim 32, wherein about 15 to about 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 15 to 40 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

37. The growing medium of claim 32, wherein about 70 to 96 weight % of the total weight of the growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

38. The growing medium of claim 32, wherein the growing medium has a total porosity of 88 volume % or more.

39. The growing medium of claim 32, wherein growing medium has a water holding capacity according to ASTM D7367-14 of about 400 to 1000 weight %, based on the total weight of the growing medium.

40. The growing medium of claim 32, wherein 62.3 - 79.5 weight % of the total weight of the fibrous tree bark and the fibrous wood components have a particle size equal to or less than 2,360 μιη and equal to or greater than 150 μιη.

41. The growing medium of claim 32, wherein the growing medium comprises about 20 to about 70 weight % fibrous tree bark and about 30 to about 80 weight % fibrous wood components, based on the total weight of the growing medium.

42. A growing medium comprising:

a mixture of fibers comprising fibrous tree bark and fibrous wood,

wherein at least about 10 volume % of the fibers, based on the total volume of the mixture of fibers, have an average length to width ratio of at least about 9.

43. A growing medium comprising:

a mixture of fibers comprising fibrous tree bark and fibrous wood,

wherein about 10 to 80 weight % of the fibers, based on the total weight of the mixture of fibers, comprise a first portion of the fibers having a first average length to width ratio of at least about 9.

44. The growing medium of claim 43, wherein the first average length to width ratio is at least about 10.

45. The growing medium of claim 43, wherein the first average length to width ratio is at least about 14.

46. The growing medium of claim 44, wherein the first average length to width ratio is no more than about 80.

47. The growing medium of claim 45, wherein the first average length to width ratio is no more than about 40.

48. The growing medium of claim 43, wherein the first portion of the fibers comprise about 15 to 70 weight % of the fibers, based on the total weight of the mixture of fibers.

49. The growing medium of claim 43, wherein the first portion of the fibers comprise about 19 to 40 weight % of the fibers, based on the total weight of the mixture of fibers.

50. The growing medium of claim 43, wherein about 10 to 80 weight % of the fibers, based on the total weight of the mixture of fibers, comprise a second portion of fibers having a second average length to width ratio of at least about 20.

51. The growing medium of claim 50, wherein the second average length to width ratio is at least about 35.

52. The growing medium of claim 50, wherein the second average length to width ratio is at least about 39.

53. The growing medium of claim 50, wherein the second average length to width ratio is no more than about 80.

54. The growing medium of claim 50, wherein the second average length to width ratio is no more than about 60.

55. The growing medium of claim 49, wherein the second portion of the fibers comprise about 15 to 70 weight % of the fibers, based on the total weight of the mixture of fibers.

56. The growing medium of claim 49, wherein the second portion of the fibers comprise about 19 to 40 weight % of the fibers, based on the total weight of the mixture of fibers.

57. The growing medium of claim 56, wherein about 18 to about 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 14: 1 to 31: 1 and about 18 to 30 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 39: 1 to 56: 1.

58. The growing medium of claim 57, wherein about 70 to 96 volume % of the total volume growing medium has a particle size equal to or smaller than 4750 μιη and equal to or larger than 150 μιη.

59. The growing medium of claim 56, wherein the growing medium has a total porosity of 88 volume % or more.

60. The growing medium of claim 59, wherein the growing medium has a water holding capacity of the growing medium according to ASTM D7367-14 is about 400 to 1000 weight %, based on the total weight of the growing medium.

61. The growing medium of claim 60, wherein the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

62. A growing medium comprising:

a mixture of fibers comprising fibrous tree bark and fibrous wood,

wherein about 10 to 80 volume % of the fibers, based on the total volume of the mixture of fibers, comprise a first portion of the fibers having a first average length to width ratio of at least about 9.

63. The growing medium of claim 62, wherein about 10 to 80 volume % of the fibers, based on the total volume of the mixture of fibers, comprise a second portion of fibers having a second average length to width ratio of at least about 20.

64. A growing medium comprising:

a mixture of fibers comprising fibrous tree bark and fibrous wood;

a first portion of the fibers having a particle size of 1.18 to 2.35 mm, the first portion of the fibers having a first average length to width ratio of at least about 9.

65. The growing medium of claim 64, further comprising a second portion of the fibers having a particle size of 0.30 to 0.70 mm, the second portion of the fibers having a second average length to width ratio of at least about 20.

66. A growing medium comprising:

a mixture of fibrous wood components;

a first portion of the fibers having a particle size of 1.18 to 2.35 mm, the first portion of the fibers having a first average length to width ratio of at least about 9.

67. The growing medium of claim 66, further comprising a second portion of the fibers having a particle size of 0.30 to 0.70 mm, the second portion of the fibers having a second average length to width ratio of at least about 20.

68. A growing medium comprising:

about 5 to about 95 weight % fibrous tree bark, based on the total weight of the growing medium; and

about 5 to about 95 weight % fibrous wood components, based on the total weight of the growing medium,

wherein about 10 to about 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 9: 1 to 50: 1 and about 10 to 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 30: 1 to 70: 1, such that the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

69. The growing medium of claim 68, wherein about 10 to about 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 13.5: 1 to 34: 1 and about 10 to 80 weight % of the growing medium, based on the total weight of the growing medium, has an average length to width ratio of 37: 1 to 62: 1.

70. A growing medium comprising:

fibrous tree bark and/or fibrous wood components, wherein about 10 to about 80 weight % of the growing medium has an average length to width ratio of 14: 1 to 31 : 1 and about 10 to 80 weight % of the growing medium has an average length to width ratio of 39: 1 to 56: 1, such that the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 120 kg/m3 or lower.

71. The growing medium of claim 70, wherein the growing medium has a total porosity of 88 volume % or more.

72. The growing medium of claim 71, wherein the growing medium has a water holding capacity according to ASTM D7367-14 of about 400 to 1000 weight %, based on the total weight of the growing medium.

73. A growing mix composition comprising:

about 40 to 85 volume% growing medium including fibrous tree bark and fibrous wood components; and

about 15 to 60 volume % peat,

wherein the growing medium has total porosity of 88 volume % or more.

74. The growing mix composition of claim 73, wherein the growing medium has a dry bulk density between 14.5 and 104 kg/m3.

75. A growing medium comprising:

about 100 weight % fibrous pine wood components,

wherein the growing medium has a dry bulk density of about 60 kg/m3 or lower and wet bulk density of about 104 kg/m3 or lower.