Garden tasks for this weekend

​Bearded irises may be divided and replanted if they have become crowded or you would like more plants. Some gardeners firmly believe letting them bake on the top of the soil for a few days before replanting (shallowly) encourages more flowers.

from
http://www.stuff.co.nz/life-style/home-property/88550233/Garden-tasks-for-this-weekend