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PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND

Uraba lugens, Gum-leaf skeletoniser

  • Gum leaf skeletoniser biological control agent takes shine to Napier
    From Forest Health News 267, June 2016. With the eucalypt pest gum leaf skeletoniser (GLS), Uraba lugens, continuing to spread slowly southwards (FH News 251) it’s timely to provide an…
  • Fighting the gum leaf skeletoniser from the inside out
    Toni Withers, Belinda Gresham, Lisa Berndt and Michelle Harnett, New Zealand Tree Grower February 2015. A tiny wasp, Cotesia urabae, is becoming established in a number of places in New…
  • Seven questions about eucalypt pest gumleaf skeletoniser
    From Forest Health News 252, November/December 2014. Caterpillars "sketonising" a gum leaf. Photo: Scion. Gumleaf skeletoniser is an Australian caterpillar (Uraba lugens) from the Nolidae family that causes damage mainly…
  • Eucalypt pest Gum Leaf Skeletoniser reaches the central North Island
    From Forest Health News 251, October 2014. Uraba lugens first records between 2001 and 2014. Evidence of the eucalypt pest gum leaf skeletoniser (Uraba lugens (Lepidoptera: Nolidae)), was recently found…
  • Cotesia urabae geographic range expanding
    From Forest Health News 245, February 2014. Gum leaf skeletoniser (Uraba lugens) is an Australian moth with hairy caterpillars that defoliate eucalypts. It has been in Auckland since at least…
  • Cotesia urabae released in Nelson
    From Forest Health News 240, September 2013. The gum leaf skeletoniser Uraba lugens (GLS) has been in the South Island in Nelson since 2011. Although widespread the population density remains low.…
  • Cotesia urabae still on the move
    From Forest Health News 237, June 2013. Cotesia cocoons and dead uraba larvae In April this year (FH News 235) it was reported that Cotesia urabae, the parasitoid of Uraba…
  • Gum Leaf Skeletoniser biological control update
    From Forest Health news 235, April 2013. Cotesia urabae ovipositing in gum leaf skeletoniser larvae (Photo courtesy Geoff Allen) The Whangarei and Tauranga parasitoid releases were made by attaching foliage with…
  • Biological control of Uraba lugens
    From Forest Health News No. 232, January 2013. Cotesia attacking Uraba larvae Cotesia urabae on Uraba lugens Toni Withers imported 240 pupae of Cotesia urabae, a parasitoid of the gum…
  • Gum Leaf Skeletoniser now in Rotorua
    From Forest Health News No. 224, April 2012. Uraba lugens moth in pheromone trap. The gum leaf skeletoniser, Uraba lugens, continues to spread south through the Bay of Plenty region, with a…
  • Biological control agent released for the Gum Leaf Skeletoniser in Bay of Plenty
    From Forest Health News 222, February 2012. Bay of Plenty Regional Council biosecurity staff recently assisted in the release of a parasitic wasp (Cotesia urabae (Braconidae)) to control the gum…
  • Wasp released to control gumleaf skeletoniser
    Lisa Berndt, New Zealand Tree Grower May 2011. A tiny wasp could be a giant ally for eucalypt growers as the prickly pest gumleaf skeletoniser Uraba lugens makes its way…
  • Wasp released to control gum leaf skeletoniser
    From Biosecurity 102, April 2011. Gum leaf skeletoniser caterpillars in Auckland are coming under attack from parasitic wasps released by Crown Research Institute, Scion. The newly introduced wasp, Cotesia urabae,…
  • Gumleaf skeletoniser biological control
    From Forest Health News 214, March/April 2011. A biological control agent for Uraba lugens (gumleaf skeletoniser), Cotesia urabae was released by Scion in the Auckland Domain in January 2011 (see…
  • Gumleaf skeletoniser parasitoid released
    From Forest Health News 212, January 2011. In the previous Forest Health News it was mentioned that a braconid parasitoid would be released soon as a control agent for the…
  • Gumleaf skeletoniser jumps Cook Strait
    From Forest Health News 212, January 2011. The gumleaf skeletoniser (Uraba lugens), an Australian species that was first found in New Zealand in 1992 at Mt Maunganui has been found…
  • Gumleaf skeletoniser biological control approved
    From Forest Health News 210, October/November 2010. Parasitic wasp Cotesia urabae and gum leaf skeletoniser caterpillar Uraba lugens, photo courtesy of Dr Geoff Allen (University of Tasmania/TIAR). Scion’s application to release a new…
  • Tasmania trip for Uraba lugens biological control researcher
    From Forest Health News 190, December 2009. Dr Lisa Berndt was awarded Scion sabbatical funds for a trip to Tasmania to develop collaborations with Dr Geoff Allen at the University…
  • Gum Leaf Skeletoniser - is it a risk to native plants?
    From Biosecurity 89, February 2009. Uraba lugens eggs - the photo shows a rare instance of eggs laid on pohutukawa in a laboratory study. Studies show that gum leaf skeletoniser does…
  • Biological control of gumleaf skeletoniser
    From MAF BNZ Report to Forest Biosecurity Consultative Committee, July 31 2008. Gumleaf skeletoniser is an Australian moth that continues to create problems in the greater Auckland region on eucalypts…
  • Uraba Lugens, gum-leaf skeletoniser
    Forest Health News 180, January 2008. The eucalypt feeding pest, Uraba lugens (gum leaf skeletoniser) (Nolidae) from Australia, has been present in New Zealand since 1992 and is continuing to extend its…
  • Stem-injected insecticides to protect eucalypts
    From Forest Health News 174, June 2007. Controlling herbivorous insects on amenity trees in urban settings can pose special challenges for insecticide application. These trees are frequently found in situations where tree…
  • Uraba lugens Biocontrol Progressing Nicely
    From Forest Health News 169, January 2007. Uraba lugens (gum leaf skeletoniser) (Nolidae) is an Australian moth that was first found in New Zealand in 1992 at Mount Maunganui. After…
  • Gumleaf skeletoniser: Potential for biological control
    From Biosecurity 69, August 2006. The recent discovery of gumleaf skeletoniser (Uraba lugens) in Katikati, Bay of Plenty, marks a southward movement of the tree pest out of the Auckland…
  • Uraba lugens, Gum Leaf Skeletoniser
    From Forest Health News 150, April 2005. In September 2004 Forest Research was granted approval by the Environmental Risk Management Authority (ERMA) to import four parasitoids of Uraba lugens from Australia…
  • Update on Gum Leaf Skeletoniser Research
    From Forest Health News 147, December 2004. The Environmental Risk Management Authority of New Zealand (ERMA) recently approved an application to import four insect parasitoids from Australia for testing as biological control…
  • Gum leaf skeletoniser: long-term management programme producing results
    From Biosecurity 53, August 2004. The programme to provide tools for the management of the Australian insect pest gum leaf skeletoniser (Uraba lugens) is producing positive results. The gum leaf…
  • Gum leaf skeletoniser
    From Forest Health News 143, August 2004. Since the establishment of the gum leaf skeletoniser (Uraba lugens) in Auckland, the Ministry of Agriculture and Forestry (MAF) has funded a substantial amount of…
  • Uraba, the battle begins, December 2003
    From Forest Health News 136, December 2003. The gumleaf skeletoniser, Uraba lugens , was first discovered in the Auckland area in August 2001, at Onehunga (FHNews 110: 1). Despite attempts at eradication, a…
  • Gum leaf skeletoniser long-term management approved
    From Biosecurity 47, November 2003. Cabinet has approved funding for the first two years of a long-term management programme for the gum leaf skeletoniser (Uraba lugens). The gum leaf skeletoniser…
  • Uraba Consolidates its Position
     From Forest Health News 127, March 2003. In December Forest Health News reported progress on the MAF campaign to eradicate the gum leaf skeletoniser (Uraba lugens) from Mount Maunganui and Auckland (FHNews 125:1).…
  • Gum Leaf Skeletoniser 2003
    From Biosecurity issue 44, June 2003. On the week of 12 May 2003 all pheromone traps were removed from the field. Sixty five moths have been caught – five of…
  • Gum leaf skeletoniser found in Onehunga
    From Biosecurity 41, February 2003. Recent surveys of Mt Maunganui and Onehunga, Auckland for evidence of the gum leaf skeletoniser (Uraba lugens) have turned up one infested tree in the…
  • New Zealand may be rid of eucalypt pest
    From Biosecurity Issue 33, February 2002. Despite two intensive surveys of host vegetation late last year, no further sign of the Australian gum leaf skeletoniser (Uraba lugens) was found in…
  • More on Uraba
    From Forest Health News 111, September 2001. Following the discovery of the Australian gum leaf skeletoniser (Uraba lugens) in Auckland in early August (FHNews 110: 1), the Ministry of Agriculture and Forestry has…
  • Skeletoniser found in Auckland cemetery
    From Biosecurity Issue 30, September 2001. The Australian insect, gum leaf skeletoniser (Uraba lugens) was found on four eucalyptus trees at the Waikaraka Cemetery in Onehunga on 9 August, during…
  • Uraba extends its range
    From Forest Health News 110, August 2001. Another population of the gum leaf skeletoniser (Uraba lugens) has been found on eucalypts in New Zealand, this time in the Auckland region. The…
  • Sex trap developed
    From Biosecurity Issue 35, May 2001. A team from HortResearch, led by Dr Max Suckling, has successfully developed a synthetic pheromone for use in the gum leaf skeletoniser (Uraba lugens)…
  • Gum leaf skeletoniser response continues
    From Biosecurity Issue 24, December 2000. Gum leaf skeletoniser (Uraba lugens) caterpillars were detected at the Omanu Golf Course in Mt Maunganui during MAF Forest Biosecurity’s seventh full survey, conducted…
  • Uraba lugens in New Zealand, August 1998
    From Forest Health News 77, August 1998. On 4 August 1998, Les Renney (Forest Health Adviser, MAF) found a few small (1st and 2nd instar) larvae of the gum leaf…
  • Uraba lugens in New Zealand 1998
    From Forest health News 72, March 1998. A survey for caterpillars of Uraba lugens, the gumleaf skeletoniser, was initiated on 2 March 1998. Some 200 eucalypts on two Mt Maunganui…
  • Gum leaf skeletoniser update
    From Forest Health News No. 66, August 1997. Uraba lugens remains confined to the two golf courses and one park in Mt Maunganui and MoF Forest Health Staff are in…

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