[pipfit]

Have just had some raspberry canes delivered put in mates poly tunnel all this frost not sure what to do.
Thanks pipfit

[JayG]

If they're bare-rooted make sure they don't dry out (temporarily pot them up in some damp compost if you can.)

Plant out when the soil becomes workable again.

[mumofstig]

As long as your soil isn't frozen solid you can plant them. A frost once they are planted won't do them any harm.