How deep is the root system of a giant sequoia?

4 meters (13 feet)

20 meters (60 feet)

40 meters (130 feet)

80 meters (260 feet)

The sequoias root system is wide spreading, but shallow. There is no taproot. A mature sequoia's roots can occupy over 1 acre of earth and contain over 90,000 cubic feet of soil.

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Peter & Joyce Grace www.giant-sequoia.com

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62%

10%

20%

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13%

17%

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12%

18%

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43%

31%

18%

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41%

25%

16%

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11%

26%

21%

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32%

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34%

14%

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32%

10%

28%

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28%

14%

21%

35%

Unknown

27%

17%

24%

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25%

12%

33%

27%

216

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23%

17%

28%

30%

7368

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23%

19%

27%

28%

191

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29%

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21%

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34%

27%

101

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20%

22%

36%

20%

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17%

37%

28%

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16%

33%

41%

How do baby birds get oxygen inside their eggs?

They have a large oxygen supply from the start

Oxygen is created during protein reduction

Oxygen comes in through pores in the shell

They don't need oxygen at all

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