On Wed, 16 Apr 2003 05:05:00 +0000 (UTC), "The Devil's Advocate"
wrote:

I don't know but there is a rule of thumb that comes from Gardeners'
Question Time and generally works well. If it's slow it's usually bad and if
it's fast it's a goodie. I think that's the right way around, haven't woken
up yet!
shannie wrote:

Be careful though. The larvae of beneficial insects are slow.
Hoverflies are beneficial and their larva look at first glance like
caterpillars.

Just learn to identify such larvae.

H.
Grow a little garden

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