These leafy antennae can detect pheromones, enabling males to find females even in the dark! These beetles usually appear around late April – early May and can frequently be seen and heard flying into lit windows and even lamps indoors! And, of course there is the cockchafer Beetle grub, which causes severe root damage. About Chafer grubs Adult chafers range in size, the biggest at 30mm in length being the Cockchafer, and the smallest the Welsh chafer at 11mm. This means that every time you visit this website you will need to enable or disable cookies again. In Ancient Greece, it is described as a common practice for boys to catch a Cockchafer, tie a linen thread to its feet and then enjoy it flying in circles. If you have any questions, please leave a comment below. The Cockchafer has long been a source of fascination for children. Adults of P. horticola are about 9mm (3/8in) long and have a metallic green head and thorax with light brown wing cases. A Chafer grubs can eat the roots of a very wide range of plants, but they are a particular problem in lawns. Grubs can spend 3 years underground (up to 5 years in colder climates) until they pupate. Cockchafer, NNR Dersingham Bog, Robert Smith 2/2 Cockchafer Melolontha melolontha This large flying beetle, also known as the may-bug, it is easily recognisable with its feathery antennae, pointy abdomen and mahogany coloured wing cases, and can be spotted between the months of May to July. Stag beetles are uncommon and cause no damage in gardens and should be welcomed. The adults beetles emerge from their pupa in … This field is for validation purposes and should be left unchanged. The garden and welsh chafer are 10 mm with metallic blue-green head and 15 - 20 mm with brown head respectively. Chafer Grub Adults: cockchafer beetles are large and bulky, growing up to 30mm in length. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. There are two species of cockchafer found in the UK: the common cockchafer (Melolontha melolontha) which is found in the south of the UK, and the northern cockchafer (Melolontha hippocastani) which is found in northern England, Scotland and Ireland. That said, the problems caused in lawns are most commonly caused by the Garden Chafer and the Welsh Chafer. Other pests Latin Name: Phyllopertha spp Category: Turf Pests . A couple of weeks later the grubs are hatched, and get feeding on your roots right away. Please enable Strictly Necessary Cookies first so that we can save your preferences! England at The Lindens, 86 Lincoln Road, Peterborough PE1 2SN. They also feed on the roots of plants like petunias, corn, grapevines, tomatoes, etc. Watch Queue Queue They fly at night, and have often been the cause of concern when flying into windows - attracted by the light. datasets have provided data to the NBN Atlas for this species.. Browse the list of datasets and find organisations you can join if you are interested in participating in a survey for species like Melolontha melolontha (Linnaeus, 1758) Cockchafer grub - larva of a beetle that feeds on grass roots causing yellow patches. Cockchafer Description. cockchafer. It has characteristic fanned antennae, a black body, and brown legs and wingcases. A chafer grub is the larval stage of a chafer beetle. Chafer grubs Print page . The grubs live in the soil, feeding on plant roots. The adult cockchafer beetles are dark brown to black in colour, have long fine legs and are approximately 10 to 11mm long (Figure 1). Thankfully they have been making a come-back since the 1980’s with the regulation of pesticides. The cockchafer grub, which is the larval stage of the life cycle, are typical white curl grubs which tend to form a C-shape upon exposure or when handled. The chafer species most often found damaging lawns are the garden chafer, Phyllopertha horticola, and the welsh chafer, Hoplia philanthus; the latter is often found in sandy soils and is not confined to Wales. The grubs shown are third instar mature grubs prior to burrowing deeper where they pupate emerging as a black beetle in springtime usually mid-September for Melbourne. ... UK Map. They live in beds and borders and feed on roots and vegetables. They are white C-shaped grubs with a brown head and 3 pairs of legs at the front of their body. With its rusty-brown wing cases, pointed 'tail' and fan-like antennae it is unmistakeable. The blackheaded pasture cockchafer larvae tend to curl into a C-shape upon exposure or when handled, hence they are often referred to as 'curl' grubs. The larvae (grubs) have a whitish curved body, large head, with strong mandibles and long, hairy, well developed yellow legs. Young larvae are approximately 4mm long with a soft white-grey coloured body. 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