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What’s happening to my dianthus deltoides?

Does anyone know what’s happening to my dianthus deltoides ‘Brilliant’? It’s such a great little plant. Planted last year and has done really well. But all of a sudden is turning brown?

Posts

  • FairygirlFairygirl Posts: 55,117
    It possibly needs dividing, and replanting of the best bits. Some bits can die off if they get too dry. Even though dianthus of all kinds like well draining soil, they also like enough moisture to do well, and many areas have had a very dry winter and spring.
    You can also add some soil/compost over the dead bits and they often re grow. Depends how and where it's growing as to how easy that would be to do.  :)
    It's a place where beautiful isn't enough of a word....



    I live in west central Scotland - not where that photo is...
  • LynLyn Posts: 23,190
    I’ve got lots of clumps of this,  grown from seed years ago,  I’ve never actually split a clump though.
    I would gently pull all the dead bits off,  it comes away easy,  the rest of the plant looks good and it’s not going to turn green.
    Are you sure a dog or cat hasn’t wee’d on it? 
    Mine haven’t even got flower buds yet! 
    Gardening on the wild, windy west side of Dartmoor. 

  • FairygirlFairygirl Posts: 55,117
    It is early isn't it?  :)
    The dead bits might have healthy growth underneath too. They rejuvenate quite readily in most cases.
    It's a place where beautiful isn't enough of a word....



    I live in west central Scotland - not where that photo is...
  • LynLyn Posts: 23,190
    Very true @Fairygirl.  We are usually at least 3 weeks behind everyone else.  Good though, as I’ll get a garden full of flowers when everyone else’s have finished😊
    Gardening on the wild, windy west side of Dartmoor. 

  • PalustrisPalustris Posts: 4,307
    I would also check that there is not an ants nest under it. They seem to really like living under Dianthus which is a shame as their acidity kills the plant.
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