"Bookworm" wrote in message
ups.com...
Adagio wrote:
The objects at http://tinyurl.com/evmvc were spotted in our Hampshire
garden
this morning. They are between 4 and 5 cm across and attached to
concrete
edging slabs.

Any suggestions as to their identity would be most welcome.

David

Looks like PU Foam to me. Has anyone been doing any repairs to a
structure in the vicinity?

yep, looks like expanding foam to me too.