On Sun, 14 Dec 2014 16:28:13 -0000, "'Mike'"
wrote:

Stuart I cannot argue as the whether volcanic soil is good or bad, but I
have just returned from a cruise which took in Gran Canary. Third question.

Would compost shipped out there by the Tonne do any good?

Whether it does or not it may be prudent to see if there would be any
importing restrictions from their equivalent of DEFRA.

Compost might need sterilizing.

G.Harman