09 September 2011 by Tristan Gooley
Thank you to Andrew Boe, who has dropped me line explaining something that I have not noticed before:
“Leaves at the bottom of a tree are often larger on the shadier North side to make the most of available light. This is often the case in Sycamore. They will also be darker due to the high concentrations of chlorophyll.”
From now on, I’ll be on the lookout for these shady characters. Sorry, couldn’t resist.
Andrew has a bushcraft blog which is well worth checking out here.
Tags: chlorophyll, leaves, north, north-facing, northern, sycamore, trees |
02 November 2009 by Tristan Gooley
This just in from Richard Webber, Natural Navigator alumnus, researcher and correspondent:
‘After a long walk round Mam Tor and Lose Hill near Castleton, we
rested in a café for tea and slices of Derbyshire curd pudding.
Having been infected with the “Which Way Is South” Virus I was drawn
to the tree near by – see the pic. Half still had leaves while half
didn’t. My hypothesis was that the south facing side would hold its
leaves longer – given more light and warmth. I checked the map to get
a feel for where south was and, indeed, the leafy side was facing due
south. Looking at the branch structure I think this points to the
north being on the left of the picture where the branches seem to
growing more upwards than outwards – as on the leafy,…
Read More...
Tags: branch structure, castleton, derbyshire, leaves, length of day, lose hill, mam tor, map, tree north south |