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John Twibell

Dr John Twibell is a retired forensic scientist and curator of the Plant Heritage National Collection of Artemisia in Sidmouth, Devon, and a Gardeners' Question Time guest expert.

Oct 2, 2026

Gardeners' Question Time

Gardeners' Question Time

Sidmouth

Oct 2 · 43m

speaker_16UNKNOWN
39:16
[clapping]
John TwibellGUEST
39:16
And what fascinates me about them is that you can have things that are, are minute, you know, that ground- tiny ground cover plants right up to things that are 15-foot high.
John TwibellGUEST
39:26
Uh, and they've got a vast range of, of, uh, sort of leaf forms and colors.
John TwibellGUEST
39:33
Well, you know, from greens and through silvers and, and that.
John TwibellGUEST
39:37
And they, some of them even have got flowers that people want to cultivate.
John TwibellGUEST
39:42
Um, but one of the great things is the scent.
John TwibellGUEST
39:45
The variation in scent across the genus is, is fantastic.
Peter Gibbs
Peter GibbsHOST
39:53
Mm.

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