Plants (University Area RG1)

Small saplings: Laburnham, Sycamore.
Shrub, small hypericum (St John’s Wort)
 Comfrey (flowers attract bees, leaves good for compost), Lemon balm (several), Golden rod, Euphorbia (several), Iris foetedissima aka stinking iris (I've never noticed a bad smell, but some plants now in flower, with red berries in Autumn).