There is one giant sequoia (Sequoiadendron giganteum)
close to Bridge 113 in Llangattock (county of Powys)
Girth growth rate
The girth was measured more than once:
The growth rate shown in the table shows the yearly average increase in girth since the last measurement. This value only gives an indication of the growth rate, since every measurement could be done at slightly different heights and during different periods of the year.
The height was measured more than once:
|2007-04-20||~39.50 m ||Jeroen Philippona||Clinometer or tangent style (laser) hypsometer (e.g. Forestor Vertex)|
|2009-07-16||~39.50 m||Jeroen Philippona||Clinometer or tangent style (laser) hypsometer (e.g. Forestor Vertex)|
Each measurement can be done with varying accuracy.
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Giant sequoia (Sequoiadendron giganteum) "1719"
View of the giant sequoia with the village of Crickhowell visible in the distance.
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The large base of the giant sequoia with the typical reddish bark.