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Clematis problem

Hi, I planted a Clematis in the ground, facing south, it was at an angle so the plant could climb up to a fence and on to an arch trellis. The plant was well watered in and started to grow. When it was about 5 or 6 foot the stems halfway up the plant (not actually touching the fence) became black, the previously healthy leaves then just died.  Like an idiot I went out and bought a more vigorous variety Clematis, but the same thing happened.

Any suggestions would be most gratefully received.  Thank you.

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Posts

  • DovefromaboveDovefromabove Posts: 88,138

    Has the fence been treated with anything? 


    Gardening in Central Norfolk on improved gritty moraine over chalk ... free-draining.





  • granmagranma Posts: 1,933

    I cut my clematis down to ground level  after it wilted overnight. A few week later an abundance of new growth came through., the roots like to be kept cool. I'm reluctant to disregard a plant until it's dead dead and I find that cutting many flown like this does help.

  • Hi Pansyface, Thanks for replying.  The stem where the black occurred didn't have any leave on it, they were higher up the plant. I don't remember seeing any black spotson the leaves as they died.

  • Pansyface forgot to say I planted the Clematis about the same level as the pot it was grown in.

  • Hello Dovefromabove, (thinks where could you have possibly got your name from?).  The fence had been treated about 2 years previously.  The odd thing was that the stems that became black had not actually touched the fence, the leaves higher up had, they only died after a while.

  • Granma, Hello I have the same attitude as you, Idid leave the plant in the ground but all the stems looked very very dead. thanks for the advice. 

  •  It is impossible to diagnose the problem with your 2 clematis without knowing the cultivar, or species, names and the Group that they belong to.

    If you are saying that the foliage died from the bottom upwards then it is probably caused by the roots being too dry or the plants being planted into some over-rich high nitrogen compost.

    Not wilt, more clues please.

  • rosemummyrosemummy Posts: 2,010

    hope no one minds me nipping in, I repotted 2 of my clematis last week thought i'd planted really deep, slate on top to keep roots cool, lots  of water... today 2  of them have slightly wilted tips to sems, i thought it must be clematis wilt but gosh how deep do i have to plant? they're in much biggeer pots than previously, onnly other thing i did was add a tiny sprinkle of general feed in granules

  • cairnsiecairnsie Posts: 388

    It might just be sulking after the repotting

  • rosemummyrosemummy Posts: 2,010

    thanks cairnsie, i dumped a bit more compost on top and watered again, just to be sure!

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