How to Divide Hostas: best time is Aug-Sept. ~ Do every 3-4yrs to keep them at their healthiest. Slow-growers may need longer b4 dividing. Fast-growers every 2-3yrs. (good info + click on the 'click here for more on growing hosta' link) Dividers Hosta, Plants, Note To Self, Dividing Hostas, How To, Hosta Gardens, Step By Step, Growing Hosta, The Originals
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how to thin and divide hostas properly...