On Jul 8, 4:15*pm, Dave Poole wrote:
It's Koelreuteria paniculata - a reasonably fast, small to medium
sized deciduous tree native to N. China and has been grown here since
the mid 18th.C. *It is pretty hardy although the young shoots are
prone to damage in spring, so a sunny sheltered spot is best. *The
short lived flowers are followed by inflated, translucent seed pods,
which are almost as attractive as the flowers. *The foliage turns
clear yellow in autumn making this a good 'all-rounder'. *It is not
overly fussy about soil types, but as with most plants, a humus rich,
moist yet well-drained soil gives best results.

Many thanks Dave, Looks as if it would do OK outside for me.
David Hill