Lemon verbena is not, it has to be said, the most beautiful shrub in the world, though it’s easy enough to grow in a sunny corner. Its long woody stems give it a rather ungainly appearance, with tufts of spear-shaped leaves at their ends, which appear so late in the season that I’ve often wondered whether the one in my garden was dead.

Aloysia citrodora, to give it its Latin name, grows wild across much of South America, and like so many other garden plants it was brought…

Pretty much everyone I know loves Hermès’ deliciously fresh and zingy Eau d’orange verte, so when Eau de narcisse bleu (literally ‘blue narcissus water’) was launched in 2013 it had a tough act to follow. As I’ve never seen a blue narcissus / daffodil, I think it’s safe to say that this perfume has an element of fantasy about it, and as a smell, too, it’s perhaps rather more complex and a little less instantly accessible than its predecessor. But give it a little time and I think it’ll grow on you…

If there’s one scent that appeals to pretty much everyone then surely it’s eau-de-cologne, the zesty, refreshing blend of lemon and herbs whose (probably medicinal) origins are lost in the mists of time. Its oldest surviving surviving incarnation is the German No. 4711 Echt Kölnisch Wasser from – where else – Cologne, which you can buy for not very much from pretty much anywhere, but there are hundreds of other versions, from the cheap and nasty all the way up to Chanel’s divine (and divinely expensive) Eau de Cologne…