Leduc County is home to a variety of insects, plants and trees. Many provide benefits to the environment and help beautify our landscape. Others can damage plants, trees and crops.
Learn more about crop pests in Leduc County.
Shelterbelts
A shelterbelt is a planting of trees or shrubs established to protect an area, such as cropland or yard sites. Benefits include conserving soil and water, managing snow and wind, improving air quality, protecting yards and livestock, stabilizing crops and enhancing habitat for wildlife.
View Leduc County's shelterbelt setback recommendations.
Ordering shelterbelt trees
Sources of shelterbelt seedling stock, as compiled by Alberta Agriculture and Forestry, are as follows:
Insects
View the Government of Alberta's weeds, pests and integrated pest management for more information on insect pests.
Insects that affect yard plants
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Insects that affect deciduous trees and shrubs
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Aphid — green peach (Myzus persicae) |
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Aphid — black cherry (Myzus cerasi) |
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Apple maggot (Rhagoletis pomonel) |
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Ash borer (Podosesia syringae) |
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Ash leaf cone roller (Caloptilia fraxinella) |
Learn more about ash leaf cone rollers |
Birch leafminers (Fenusa pusilla) |
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Bronze birch borer (Agrilus anxius) |
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Bruce spanworm (Operophtera bruceata) |
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Cottony psyllids on ash (Psyllopsis discrepans) |
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Elm scale (Eriococcus spuria and Gossyparia spuria) |
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Forest tent caterpillars (Malacosoma disstria) |
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Large aspen tortrix (Choristoneura conflictana) |
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Larger boxelder leafroller (Archips negundana) |
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Satin moth (Leucoma salicis) |
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Uglynest caterpillar (Archips cerasivorana) |
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Willow leafminer (Micruapteryx salcifoliella)
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Learn more from Alberta Agriculture and Forestry
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Insects that affect coniferous trees
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Cooley spruce gall adelgid (Adelges cooleyi) |
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Larch sawfly (Pristiphora erichsonii) |
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Mountain pine beetle (Dendroctonus ponderosae) |
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Pine webworm (Pococera robustella) |
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Pitch moth (Syanthedon sequoiae) |
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Spruce beetle (Dendroctonus rufipennis) |
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Spruce Budworm (Choristoneura fumiferana) |
Learn more about spruce budworm |
Spruce spider mite (Oligonychus ununguis) |
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Yellowheaded spruce sawfly (Pikonema alaskensis) |
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Learn more from Alberta Agriculture and Forestry |
Plant and tree diseases
View the Government of Alberta's diagnosing plant problems for more information on plant diseases.
Diseases that affect deciduous trees
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Diseases that affect coniferous trees
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