On Sunday 2 February, Virginia Heywood - Guide, Royal Botanic Gardens Melbourne, was joined by Greg Boldiston - Longinomus Plants; Ben Brooker - Treasured Perennials; and Merryle Johnson - Seedscape Seeds.

Text your gardening questions to 0488 809 855, or call 9419 0155 while we're on the air.

Tune in 7:30 - 9:15am Sundays on 855 on the AM dial, 3CR Digital or stream at 3cr.org.au