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Help - Climbing Rose all yellow - do I need to replace?

Hi everyone,

I have 2 rose arches in my garden, and there are 2 climbing roses on each arch. They are all the same cultivar (Heidetraum-plus), and were all planted in 2020.
This year, one of those 4 roses developed a problem, and I'm worried it might need replacing. It started the year well, but during summer its leaves started yellowing, and now all of the leaves are yellow, especially compared to the healthy plant on the other side of the arch.
I emailed the RHS and they said it's probably a root issue, and indeed it looks like it is, since it's affecting the whole plant.
While investigating, I saw that one of my lawn sprinklers was spraying water at the base of the rose, so maybe it got too wet and a disease developed?
Anyway, I repositioned the sprinkler and it shouldn't happen any more, but my question is:
Should I replace the rose now, during Autumn, or would you wait until Spring to see if maybe it can recover? Or maybe if I wait until Spring, whatever disease it's got might get into the soil more?

Here are some photos:
The left side of the arch is the yellowing rose:

The leaves:

And I dug up around the roots to see if I could see any signs of disease, but couldn't find anything:


Thank you so much!

Posts

  • If you're on the Northern hemisphere it will be getting ready to go into dormancy. Personally I'd tidy it up and wait to see what it does in the spring. Roses are tough plants and can shake off issues especially when they go dormant and then grow afresh.

    If the spring growth is underwhelming then replace it, but make sure you take into account rose replant disease so do plant the new one in a sturdy cardboard box in some new top soil to prevent any issues. By the time the cardboard box disintegrates you'll be good to go. 
    To Plant a Garden is to Believe in Tomorrow
  • If you're on the Northern hemisphere it will be getting ready to go into dormancy. Personally I'd tidy it up and wait to see what it does in the spring. Roses are tough plants and can shake off issues especially when they go dormant and then grow afresh.

    If the spring growth is underwhelming then replace it, but make sure you take into account rose replant disease so do plant the new one in a sturdy cardboard box in some new top soil to prevent any issues. By the time the cardboard box disintegrates you'll be good to go. 
    I'm in Hertfordshire, so indeed, it should be preparing for dormancy. 
    When you say tidy it up, do you mean that you would prune it in late winter just as you would a healthy climbing rose? 

    Thank you! 
  • Yes I'd treat it the same and see what happens. It looks really chlorotic but the leaves aren't in any way misformed from what I can make out from the photos. It's possible it was a reaction to too much water. Hope it improves for you. 
    To Plant a Garden is to Believe in Tomorrow
  • NollieNollie Posts: 7,529
    The one on the left does look more exposed to sun compared to the healthier greener one on the right and looks like it has some crispy leaves. Has it been hotter than normal this summer where you are?

    If so it could be affected by hot sun and is actually lacking in water deeper down - and if its too dry it can’t take up nutrients from the soil (or fertiliser you add) to feed itself. The yellowing foliage and dieback says to me I’m a bit sunburnt, hungry and thirsty!

    Its hard to over water a rose unless the ground is very poorly drained there, especially with a sprinkler because most of that will evaporate. The spray of the sprinkler has probably caused the fungal leaf spotting, but that’s nothing major as all roses get some of that towards the end of the season anyway.

    I would agree with George that you should wait and see, it doesn’t look terminal yet!
    Mountainous Northern Catalunya, Spain. Hot summers, cold winters.
  • floraliesfloralies Posts: 2,718
    It looks as if there are weeds and grass growing around the bottom of it that you have pulled back? These will be competing for water and nutrients with the rose.
  • floralies said:
    It looks as if there are weeds and grass growing around the bottom of it that you have pulled back? These will be competing for water and nutrients with the rose.
    True, but not to the point of making the rose like that I think?
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