Lava Rock

[Floyds mum]

I need to get some small pieces of lava rock to tie plants to, i have a large piece but how do i "break" small bits off without anhialating the whole piece?

 

[ian]

i used a small headed hammer when trying to shrink my lava rock, its worked quite well.

 

[Floyds mum]

i used a small headed hammer when trying to shrink my lava rock, its worked quite well.

Ok thanx