Fatsia Japonica being eaten, with white slime on it?

Discussion in 'Pests, Diseases and Cures' started by JackJJW, Apr 21, 2014.

  1. JackJJW

    JackJJW Super Gardener

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    • Spruce

      Spruce Glad to be back .....

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      @JackJJW

      Hi I have sent off today with the photo to RHS , as soon as I hear I will let you and everyone else know :ideaIPB:.

      Spruce
       
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      • Spruce

        Spruce Glad to be back .....

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        @JackJJW

        here the reply from the RHS



        Thank you for your enquiry to the Royal Horticultural Society's Members' Advisory Service.

        Sometimes when a plant has been sat wet or overly watered during or before active grow, it can cause the plant to split and weep. This can also make markings on the leaves known as oedema, I have attached our web-profile for interest.http://apps.rhs.org.uk/advicesearch/Profile.aspx?pid=637

        However there are fungal and bacterial diseases that can also cause this, so to double check it is nothing nasty please feel free to send in samples.

        The following link outlines how to send in samples for pest and disease diagnosis. When you send your samples please include your membership number:

        http://www.rhs.org.uk/Gardening/Adv...o-send-samples-for-identification-and-examina


        I hope this information is helpful.

        Yours sincerely,
         
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        • JackJJW

          JackJJW Super Gardener

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          Thanks Spruce! I'll have to take a closer look at the weekend, perhaps it is just sap!

          This has been extremely useful though because I can now see I have caused both my honeysuckle to have oedema and have been doing things to make it worse! Picking off leaves, watering more, spraying with fungicide! It's a wonder they'll survive at all! I'll leave them well alone.


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          • JackJJW

            JackJJW Super Gardener

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            Thanks Spruce! I'll have to take a closer look at the weekend, perhaps it is just sap!

            This has been extremely useful though because I can now see I have caused both my honeysuckle to have oedema and have been doing things to make it worse! Picking off leaves, watering more, spraying with fungicide! It's a wonder they'll survive at all! I'll leave them well alone.


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            • Spruce

              Spruce Glad to be back .....

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              Hi Jack
              We have all learnt something which can benefit us all , I was more than happy to help and the reply from RHS was very quick

              Spruce
               
            • JackJJW

              JackJJW Super Gardener

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              Hey Spruce, this is different to my original post but linked to your response from RHS. Do you think these black spots on my honeysuckle is oedema or black spot disease? I'm thinking it actually is black spot because oedema looks to occur from the outside of the leaf in, whereas this is all over. [​IMG]



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            • Spruce

              Spruce Glad to be back .....

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              I think leaf blight , look it up, another fungus problem are you growing in a pot or the border ? shouldn't be a massive problem , but pick up all the old leaves and burn or put out with the bin.
               
            • JackJJW

              JackJJW Super Gardener

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              Oh, dear - it's in a large pot in a part shade spot, although receives a good amount of light. It doesn't appear to be waterlogged. I did remove lots of leaves a while ago, first this seemed to make it worse, the second time kept it at bay for a week or two. I thought it might be oedema but I'm not sure, it's only really on the top side of the leaves.
               
            • Spruce

              Spruce Glad to be back .....

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              They dont like being in a pot , you can for a couple of years but they are the edge of a woodland plant , cool feet and heads in the sun , what variety is it ? , I find it stresses them out and you get very little flower and then other problems come along .

              I know they introduced some smaller varieties especially for pots I will have nose about
               
            • JackJJW

              JackJJW Super Gardener

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              It's a lonicera Belgica, early dutch honeysuckle. Do you think it's best to plant this one out somewhere or just get rid of it in case it infects other plants?
               
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              • Spruce

                Spruce Glad to be back .....

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                Plant it out, once its growing well it wont do any harm , come to think of it mine have had the same over the years , just make sure over the winter clear away all the old leaves then give a good mulch over the soil , I have used a rose fungicide spray when the buds broke out early Jan Feb which helped also around the base of the plant and stems.

                Good variety of honey suckle for pots are: new one on the market "Firecracker" and a bonus it has leaves similar to a Eucalyptus , worth a try very short branching habit and resistant to mildew.


                [​IMG]
                 
              • JackJJW

                JackJJW Super Gardener

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                Ooh, I like the look of that. Thank you Spruce. I feel like I'm learning so much on Gardeners Corner, it's brilliant :)

                I'll order one of those and plant out the other one in one of our corners, we have a good shady spot next to a fence.
                 
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                • Spruce

                  Spruce Glad to be back .....

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                  the Ooo made me laugh I haven't had one for ages :lunapic 130165696578242 5:

                  Make sure you use John innes no 3 DONT use multipurpose it just runs out of steam to quickly when you get your new plant, I know its the easy option but "pay cheap pay twice"

                  I learn all the time from here as well.

                  Spruce
                   
                • JackJJW

                  JackJJW Super Gardener

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                  As an update to the original post, the other night I found the fatsia and nearby bushes swarming with snails. I've never seen so many! I blitzed the lot. I felt the snail guilt as snails are quite sweet in their own way but they needed a cull. I haven't seen any more egg / slime but I suspect they actually were snail eggs after all - even if they normally lay them in soil, perhaps one just got confused or caught short!!

                  I have done all of your recommendations now :D honeysuckle firecracker in the pot with John innes no.3! The plant is tiddly, but they grow fast.
                  Thanks again!


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