Eric Robson, Chris Beardshaw, Pippa Greenwood and Bob Flowerdew are guests of Wolverhampton Horticultural Society.
In addition - Practical March: a hands-on guide to one of the busiest months of the gardening year.
The questions addressed in the programme are:
How can does green manure combine with my No Dig approach to gardening?
Why are the heads of my Roderik red cabbage distorted?
How can I make use of lime tree woodchip as bed dressings?
How can I use complimentary planting to deter pests?
How can I protect my begonias and foxgloves from being eaten?
Produced by Howard Shannon
A Somethin' Else production for BBC Radio 4.