Discard the old, woody growth from the centre of the plant. Some fibrous-rooted perennials, such as primula, form a loose crown of many stems, as shown in the image on the right, and can be simply ...

If you find the plant is very pot-bound, this is a good time to lightly prune the roots. Prune about one-third of the thicker non-fibrous roots back to the intact rootball, but avoid damaging the ...

Fortunately, there are many Australian plants that are up to this challenge, with drought tolerance and dense fibrous roots - a deep tap root might help a plant survive in the ground but is no use ...