Hemlock Woolly Adelgid Photo Gallery

: Carolina hemock cone inside an isolation bag, Highlands, NC

: Carolina hemlock male strobili at Highlands Biological Station, Highlands, NC

: Carolina hemlock male strobili shedding pollen at Haywood Community College, Waynesville, NC

: Carolina hemlock cone at Highlands Biological Station, Highlands, NC

: Carolina hemlock cone at Haywood Community College, Waynesville, NC

: Cones and male strobili on Carolina hemlock at Haywood Community College, Waynesville, NC

: Developing eastern hemlock male strobili at Cradle of Forestry, Brevard, NC

: Developing eastern hemlock male strobili at Mountain Research Station, Waynesville, NC

: Eastern hemlock cone with pollen grains

: Eastern hemlock cone with pollen grains closeup

: Eastern hemlock cone

: Eastern hemlock male strobili shedding pollen

: Eastern hemlock shedding pollen at Mountain Research Station, Waynesville, NC

: Isolation bag installed on eastern hemlock, Highlands, NC

: Isolation bag on eastern hemlock, Highlands, NC

: Master gardener volunteering time transplanting eastern hemlocks

: Transplanted eastern hemlock seedlings that will be used as grafting rootstock

: Transplanting eastern hemlock seedlings

: View looking down from aerial lift while installing isolation bags, Highlands, NC

: Volunteers transplanting eastern hemlock for use as grafting rootstock

: Volunteer collecting male strobili for pollen from Carolina hemlock for pollen extraction, Highlands, NC

: Isolation bags on eastern hemlock, Highlands, NC

: Volunteers with the last eastern hemlock they transplanted for use as grafting rootstock

: Dead hemlocks, Shenandoah National Park

: Dead hemlock, Shenandoah National Park

: Dead hemlocks, Linville Gorge

: Dead hemlock, Linville Gorge

: Infested hemlock twig

: Infested hemlock twig

: Infested hemlock branch

: Distribution map, HWA

: Hemlock decline at Wildcat Mountain in Watauga County, NC

: Eastern hemlock ecosystem at risk, Tallulah Gorge State Park, GA

: Andy Whittier (Camcore) collects Carolina hemlock seed fir gene conservation at Wildcat Mountain, NC

: Eastern hemlock old cone, Ore Knob in Ashe County, NC

: Eastern hemlock old cone, Ore Knob in Ashe County, NC

: Hemlock rooted cuttings study, preparing for resistance screening

: Adult HWA as seen through a scanning electron microscope

: HWA tarsus (leg segment) with long setae (hair), as seen through an electron microscope

: Delaware Water Gap, NJ

: Dead hemlocks at Delaware Water Gap

: Dead hemlocks at Delaware Water Gap

: Dead hemlocks at Delaware Water Gap

: Dead hemlocks at Delaware Water Gap

: Richard Casagrande at Delaware Water Gap

: Richard Casagrande at Delaware Water Gap with resistant hemlock among dead ones

: Richard Casagrande at Delaware Water Gap

: Delaware Water Gap hemlocks

: Dead and resistant hemlocks at Delaware Water Gap

: Dead and resistant hemlocks at Delaware Water Gap

: Resistant hemlocks at Delaware Water Gap

: Resistant hemlocks Delaware Water Gap