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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4 meters (13 feet)
20 meters (60 feet)
40 meters (130 feet)
80 meters (260 feet)
answers
flagthe United Arab Emirates
63%
4%
13%
18%
22
flagthe Netherlands
51%
19%
12%
16%
56
flagNorway
47%
5%
17%
29%
17
flagItaly
45%
4%
25%
25%
24
flagPakistan
45%
4%
36%
13%
22
flagGreece
38%
7%
15%
38%
13
flagthe United States
37%
10%
29%
21%
264
flagIndia
36%
14%
22%
25%
182
flagGermany
36%
12%
23%
27%
133
flagthe United Kingdom
34%
14%
20%
29%
210
flagSweden
33%
11%
11%
44%
18
flagAustralia
33%
13%
33%
20%
15
flagPoland
31%
16%
25%
26%
8508
flagRepublic of Ireland
31%
17%
29%
21%
41
flagCanada
31%
22%
18%
27%
22
flagUkraine
26%
20%
23%
26%
30
flagthe Philippines
26%
5%
26%
42%
19
flagRussia
21%
28%
28%
21%
14
flagAustria
12%
12%
56%
18%
16
flagUnknown
11%
25%
37%
25%
439