In article ,
Nick Wagg writes:
| Spider wrote:
|
| You should also aim to shape your hedge so that it is wider at the bottom
| than the top. This stops the top growth shading out growth at the hedge
| bottom.
|
| I have heard this before but question the reasoning behind it.
| Surely this would only make much difference when the sun is
| directly overhead, which happens rarely in these Northern climes
| and only for a short period of the year, for a short time each
| day?

In the UK, only about half the light is direct; the rest is diffused.
It makes more of a difference than you think, but it is a small effect
compared with whether the sides are 'open' to the sky of shadowed by
buildings and other plants.

| As for ambient light, well if it isn't directional how is the cutting
| going to make much difference?

Not much comes from below.


Regards,
Nick Maclaren.