BDSM garden

Torture plants

Stinging Nettles (Urtia Dioica) This plant can cause a painful ichy rash sometimes hold fluids

Red Hot poker (kniphofia) bears tall spikes

Golden shower


Healing plants

Witch Hazel (Hamamelis) can be use to slow inflammation

Arnica (Arnica Montana) helps with bruises

Woad (isatis Tinctoria) helps to stop bleeding


Other suggestions
Pyracantha
Lady's slipper
Cactus
Bamboo
Chillies (capsicum chinense cv)
Birch
Love-lies- bleeding (Amaranthus caudatus)