He may be one of the most famous gardeners in the world but that doesn't mean he loves all flowers and plants equally!
Diarmuid Gavin (the real one!) joined Dermot and Dave to offer some advice to listener Sarah who has become a keen gardener during lockdown.
However, the recent bad weather is destroying her beloved gladiola so we roped in the best in the biz to offer some advice.
Even if he's not a 'fan' of the flower.