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Andy Salisburyさんのイラストまとめ


FRES. Head of Plant Health @the_RHS Team experts in biosecurity, biodiversity, entomology, nematology & plant pathology [email protected]
rhs.org.uk/science/meet-t…

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The robin's pin cushion (rose bedeguar gall) often found on roses at this time of year https://t.co/Vj78asaUZH

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Holm (evergreen) oak leaf mining moths - there are two species in Britain - https://t.co/B9BWGId3A7

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Large white butterfly caterpillars - if you don't want them eating brassicas grow under netting. They feed on nasturtiums too - it is fine to leave these for them - they support lots of natural enemies - parsitoids eat them from the inside, wasps etc.

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- Conifer hedge going brown (Leylandii or related) could be due to the cypress aphid https://t.co/dOvFWZdRat

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Box leaf-mining gall midge - uncommon and perhaps due to other box feeding invertebrates & pathogens likely to become rarer https://t.co/TFcn6Hg8wM

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Leek moth -second generation of the year, has been in the Britain since at least the 1930s https://t.co/55OCMqZnuZ Unlike the allium leaf mining-fly (arrived in Britain 2007 -) the moth doesn't pupate in the stems https://t.co/Icf3wF0v2v

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Vine weevil - getting a bit late for nematode treatment of pots/ containers likely to be affected but it may still work. https://t.co/vTaIzva2QA

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Grape vine erinose (blister) gall mite - apart from the distortion and growths this tiny mite causes it has no effect on the plant https://t.co/O0ZJGVKon7

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Leek moth -second generation of the year, has been in the Britain since at least the 1930s https://t.co/8UUSUEGDCb Unlike the allium leaf mining-fly (arrived in Britain 2007 -) the moth doesn't pupate in the stems https://t.co/GI11zVs25y

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