Tight terrace gardens can be deceptively tricky.

If you garden near Ealing Road in Alperton, you already know the rhythm of it: a mix of compact plots, boundary fences, shaded corners, and weather that can switch from damp to breezy without much warning.

If you garden near Alperton Station, you already know the rhythm of the place: busy pavements, compact plots, a fair bit of dust and shade in pockets, and weather that can turn a tidy border into a scruffy one almost overnight.