Matt Coulter is the horticultural curator for plant propagation at the Botanic Gardens of South Australia where he has propagated about 200 corpse flower plants from just three seeds it received ...

Harrisia cactus is spreading across Queensland and New South Wales, causing hospitalisations, killing animals and taking over productive land. With no sure-fire eradication option available ...

Most need to dry out completely before you water them again. If your cactus get soft and mushy, you've overwatered it, and it's unlikely to recover. Live and learn and head back to the plant store!