Andrew Luke and Miranda Janatka
Andrew Luke is Head Gardener at Wrest Park (English Heritage). He can be contacted on Twitter @PlantGrafter
Miranda Janatka is a Botanical Horticulturist at Kew Gardens, she can be contacted at Twitter on @Miranda_J
Neoshirakia japonica is a hardy shrub/small tree native to Korea, China and Japan where it grows in moist forests at an altitude of 100-400m. In the wild they can reach a height of 25ft, but in cultivation they don't often get this big.