COOKRIDGE GARDENING CLUB http://www.cookridgegardenclub.co.uk
CONCRETE & CACTI http://concreteandcacti.com
FUNKY CACTUS www.thefunkycactus.co.uk/cacti
IAN’S HAWORTHIAS ianshaworthia.co.uk
PUDSEY ALLOTMENTS & COTTAGE GARDENERS ASSOCIATION http://www.pudsey-allotments-and-cottage-gardeners-association.co.uk
WILLIAMS CACTI www.williamscactus.com
YORK GATE GARDENS perennial.org.uk/garden/york-gate-garden
DESERT PLANTS LTD http://www.cactusandsucculents.co.uk/post/nurturing