Dividing Hydrangea

Discussion in 'General Gardening Discussion' started by hedgefog, Sep 24, 2014.

  1. redstar

    redstar Total Gardener

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    NO NO NO NO do not divide an hydranga. If you have one that shoots up a baby about 5 inches or more from the mother base then you can gingerly dig close to the mother base and separate the baby along with the roots of the baby to plant that. But this is not a plant that can be divided, never ever, no , no , major no.
     
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    • ARMANDII

      ARMANDII Low Flying Administrator Staff Member

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      Well, I do know that Professional Growers in the UK do divide multi-stemmed Hydrangeas as well as using cuttings to increase their stock. At Arley Hall in Cheshire in the Plant Nursery they actually state how they have grown their Hydrangeas i.e: cuttings or division and I've always thought that the divided Hydrangeas looked more advanced in growth. It's also where I bought my White Hydranges from and the original label stated that it was from divided stock:dunno: But, as I said earlier, I've never known of layering being used to propagate Hydrangeas but I'm now thinking of trying it after I've move mine to the new site.:snork:
       
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      • Lolimac

        Lolimac Guest

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        I can't see how a Hydrangea can be divided:scratch: the only way possible is as Kristen has mentioned where the plant has stems that have come into contact with the soil and rooted (layering).:blue thumb:
         
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        • Spruce

          Spruce Glad to be back .....

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          dont you just love these questions and we get a good debate going . :thumbsup: about the do's and dont's

          Spruce
           
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          • Lolimac

            Lolimac Guest

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            I've been googling like a mad woman but can't find any actual pictures of the process :rolleyespink:...I've been reading it can be done so I'm assuming you have to literally slice down the main stem :scratch: sounds dodgey to me:dunno:
             
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            • Spruce

              Spruce Glad to be back .....

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              so easy from cuttings , rather than risk loosing the main plant
               
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              • ARMANDII

                ARMANDII Low Flying Administrator Staff Member

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                I'm not sure how they create multi-stem Hydrangeas as all I have done is to buy mine without giving it any thought as to whether it was single stemmed or not. But I do buy every year from Arley Hall so I will ask next year when I go again as they are always very helpful and use a lot of their own plants from their borders for propagation by various methods.
                 
              • Spruce

                Spruce Glad to be back .....

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                I just thought they had multiple cuttings in , which to most looked like just the one plant but we :th scifD36: know better :biggrin:
                 
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                • ARMANDII

                  ARMANDII Low Flying Administrator Staff Member

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                  I can only say again that my Hydrangea is multi-stemmed from the ground but you're right, loli, I would never attempt to split any shrub by slicing down a stem multi-stemmed or single stemmed.:doh:
                   
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                  • Spruce

                    Spruce Glad to be back .....

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                    we need to be careful with the answer as my eldest brother watched a program about Rhododendrons ponticum and what they had done to the country side in the UK and freaked out and cut down all his named varieties !!! in front and back garden !!!!
                    and then speaking to my me and my other gardening brother what a stupid thing he had done

                    Spruce
                     
                  • ARMANDII

                    ARMANDII Low Flying Administrator Staff Member

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                    Well, I've just been on the RHS Site to further my edification on Hydrangeas and it says as follows:

                    "Propagation


                    Hydrangeas are easy to grow from softwood, semi-ripe or hardwood cuttings, but the climbing types are best layered. Large clumps of Hydrangea macrophylla cultivars often lend themselves to division or layering.

                    Species hydrangeas can also be propagated from seed in spring."


                    So according to them the approved methods are cuttings, layering, and division.
                     
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                    • ARMANDII

                      ARMANDII Low Flying Administrator Staff Member

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                      I quite agree, Spruce, but like I said I would never split any shrub by slicing a stem down the middle......that would be a disaster.:gaah:
                       
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                      • Sheal

                        Sheal Total Gardener

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                        Interesting conversation here. :) It boils down to the fact the only way to find out whether they will divide is to try it. I can't volunteer, I haven't got any, sorry!
                         
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                        • hedgefog

                          hedgefog Gardener

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                          Glad I asked this question. :)

                          As I said I have already split smaller plant because it was in poor condition. If left as was, it would have died soon. I planted them in new location sunny and have given lots of watering since the beginning of August, but no sign of life until now.

                          When I was cutting the smaller one, I could not tell whether it was one piece or layers or clumps just by looking at it. But when I tried to cut the root, it was like a rock, solid and hard like a brick. I could not cut it with spade, fork or knife, or axe, so I had to use a saw. Not sure if it has died, or will still come back to life soon or in the spring. It sounds more like they might have died, but I will watch for any sign of life for another month or two.

                          But for the large Hydrangea, I will just move it to better location with lots of room around it, and give some fertiliser and water after pruning.
                           
                        • Kristen

                          Kristen Under gardener

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                          Never had this much disagreement amongst learned members (as distinct from a new arrival who wants to try to make a point!!). Very interesting.

                          I still can't imagine digging up a mature "Large clump of Hydrangea macrophylla" to divide it but it is interesting to know that that is done.
                           
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