Plants and trees
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 pests and disease page for more information on insect pests.
Aphids — green peach (Myzus persicae)
Aphid — green peach (Myzus persicae)
Learn more about aphids
Aphid — black cherry (Myzus cerasi)
Learn more about aphids
Apple maggot (Rhagoletis pomonel)
Learn more about apple maggots
Ash borer (Podosesia syringae)
Learn more about ash borers
Ash leaf cone roller (Caloptilia fraxinella)
Learn more about ash leaf cone rollers
Birch leafminers (Fenusa pusilla)
Learn more about birch leafminers
Bronze birch borer (Agrilus anxius)
Learn more about bronze birch borers
Bruce spanworm (Operophtera bruceata)
Learn more about bruce spanworms
Cottony psyllids on ash (Psyllopsis discrepans)
Learn more about cottony psyllids on ash
Elm scale (Eriococcus spuria and Gossyparia spuria)
Learn more about elm scales
Forest tent caterpillars (Malacosoma disstria)
Learn more about forest tent caterpillars
Additional resources
Large aspen tortrix (Choristoneura conflictana)
Learn more about large aspen tortrixes
Additional resources
Larger boxelder leafroller (Archips negundana)
Learn more about larger boxelder leafrollers
Satin moth (Leucoma salicis)
Learn more about satin moths
Uglynest caterpillar (Archips cerasivorana)
Learn more about uglynest caterpillars
Willow leafminer (Micruapteryx salcifoliella)
Learn more about willow leafminer
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Cooley spruce gall adelgid (Adelges cooleyi)
Learn more about cooley spruce gall adelgids
Larch sawfly (Pristiphora erichsonii)
Learn more about larch sawflies
Mountain pine beetle (Dendroctonus ponderosae)
Learn more about mountain pine beetles
Additional resources
Pine webworm (Pococera robustella)
Learn more about pine webworms
Pitch moth (Syanthedon sequoiae)
Learn more about pitch moths
Spruce beetle (Dendroctonus rufipennis)
Learn more about spruce beetles
Spruce Budworm (Choristoneura fumiferana)
Learn more about spruce budworm
Spruce spider mite (Oligonychus ununguis)
Learn more about spruce spider mites
Yellowheaded spruce sawfly (Pikonema alaskensis)
Learn more about yellowheaded spruce sawflies
Additional resources
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Plant and tree diseases
View the Government of Alberta's diagnosing plant problems for more information on plant diseases.
Armillaria root disease (Armillaria ostoyae)
Learn more about armillaria root disease
Black knot (Apiosporina morbosa)
Learn more about black knot
Bronze leaf disease (Apioplagiostoma populi)
Learn more about bronze leaf disease
Dothiorella elm wilt (Dothiorella ulmi)
Learn more about dothiorella elm wilt
Dutch elm disease (Ophiostoma ulmi)
Learn more about dutch elm disease
Armillaria root disease (Armillaria ostoyae)
Learn more about armillaria root disease
Pine needle casts (Lophodermella concolor)
Learn more about pine needle casts disease
Western gall rust (Endocronartium harknessii)
Learn more about western gall rust