• Care of Trees and Shrubs
• Insects, Diseases and Abiotic Disorders
  • Insects, Diseases and Abiotic Disorders on Deciduous Trees and Shrubs
  • Insects and Mites of Trees and Shrubs
• Identifying Trees and Shrubs
• Planting
• Pruning
• Selection of Trees, Shrubs, and Vines

Care of Trees and Shrubs

• Christmas Trees
  • Christmas Trees: Care for Cut Trees – Planttalk #2006
  • Christmas Trees: Care of Living Trees – Planttalk #2017
  • Christmas Trees: Recycling – Planttalk #2007
• Fertilizing
  • Fertilizing Trees and Shrubs – Planttalk #1708
  • Fertilizing Trees and Shrubs in Fall: During Drought – Planttalk #1752
  • When to Fertilize – Planttalk #1720
• Hardening Woody Plants – Planttalk #1731
• Hiring a Tree Care Company – Planttalk #1709
• IPM: Plant Health Care – CMG GardenNotes #101
• Mulch –Mulching with Wood/Bark Chip, Grass and Rock – CMG GardenNotes #245
• Overwintering Container Plants – Planttalk #2028
• Plant Health Care
  • Plant Health Care – Planttalk #1739
  • IPM:Plant Health Care and Life Cycle of Trees – CMG GardenNotes
  • Protecting Trees During Construction – Fact Sheet # 7.420
• Roots
  • Roots – Healthy Roots and Healthy Trees – Fact Sheet #2.926
  • Stump Removal – Planttalk #1740
• Watering
  • Fall and Winter Watering – Fact Sheet #7.211
  • Fall and Winter Watering – Planttalk #1706
  • Fall and Winter Watering During Drought – Planttalk #1751
  • Watering – Planttalk #1719

Diseases and Abiotic Disorders of Deciduous Trees and Shrubs

• Abnormal and Distorted Plant Growth – Planttalk #2101
• Anthracnose
  • Sycamore Anthracnose– Fact Sheet #2.930
  • Sycamore Anthracnose – Planttalk #1406
• Aspen and Poplar
  • Aspen and Poplar Leaf Spots – Fact Sheet #2.920
  • Aspen Leaf Spot – Planttalk #1403
• Bacterial Wetwood
  • Bacterial Wetwood – Fact Sheet #2.910
  • Bacterial Wetwood – Planttalk #1438
• Canker Diseases on Deciduous Trees – Planttalk #1407
• Cytospora Canker
  • Cytospora – Planttalk #1451
  • Cytospora Canker – Fact Sheet #2.937
• Dwarf & specialty conifers – Planttalk # 704
• Cottonwood
  • Cottonwood cotton – Planttalk #1758
  • Small Branch Drop in Cottonwood Trees – Planttalk #1768
• Diagnosis
  • Diagnosing Root and Soil Disorders on Landscape Trees – CMG GardenNotes #103
  • Diagnosing Tree Disorders – CMG GardenNotes #102
• Dutch Elm Disease – Planttalk #1423
• Dwarf Mistletoe
  • Mistletoes in Colorado Conifer (12/13)Fact Sheet #2.925
  • Dwarf Mistletoe – Planttalk #2106
• Environmental Disorders of Woody Plants – Fact Sheet #2.932
• Fireblight
  • Fireblight – Planttalk #1411
  • Fire Blight – Fact Sheet #2.907
• Honeylocust Diseases – Fact Sheet #2.939
• IPM: Plant Health Care – CMG GardenNotes #101
• Iron Chlorosis
  • Iron Chlorosis – CMG GardenNotes #223
  • Iron Chlorosis in Trees – Planttalk #2121
• Juniper-Hawthorn Rust – Planttalk #1450
• Leaf Scorch
  • Leaf Scorch – Fact Sheet #2.911
  • Tree Leaf Scorch – Planttalk #2112
• Marssonina Leaf Spot – Planttalk #1476
• Needle Browning
  • Desiccation in Woody Plants – Planttalk #2105
  • Needle Browning of Evergreens – Planttalk #2123
  • Winter Browning of Evergreens – Planttalk #2114
• Needle Drop
  • Excessive fall needle drop – Planttalk #1760
• Oak Leaf Blister – Planttalk #1449
• Pine Wilt Disease – Fact Sheet #2.915
• Pinon
  • Pinon Decline – Planttalk #1465
  • Pinyon Pine Diseases and Insects – Fact Sheet #2.948
• Rose Diseases – Planttalk #1433
• Salt – Magnesium Chloride Toxicity in Trees – Fact Sheet #7.425
• Sunscald of Trees – Planttalk #2111
• Seed Production – Excessive seed production on trees – Planttalk #1759
• Snow impacts on woody & herbaceous plants – Planttalk # 1754
• Why Leaves Change Color – Planttalk #1728

Insects and Mites of Trees and Shrubs

• Abnormal and Distorted Plant Growth – Planttalk #2101
• Aphids on Shade Trees and Ornamentals – Fact Sheet #5.511
• Ash Plant Bugs – Planttalk #1434
• Bagworms – Snailcase Bagworm – Fact Sheet #5.580
• Beetles
  • Bark Beetles – Planttalk #1469
  • Ips Beetles – Fact Sheet #5.558
  • Japanese Beetles – Fact Sheet #5.601
  • Mountain Pine Beetle – Planttalk #1424
  • Mountain Pine Beetle and Bark Beetles – Fact Sheet #5.528
• Borers
  • Ash Borer – Planttalk #1425
  • Emerald Ash Borer in Colorado
    • Colorado State Forest Service: Emerald Ash Borer
    • Insecticides Used to Control Emerald Ash Borer on Residential Shade Trees – Fact Sheet #5.626
  • Oak Borer – Planttalk #1477
  • Rose Cane Borer – Planttalk #1463
  • Shade Tree Borers – Fact Sheet #5.530
  • Tree Borers – Planttalk #1417
• Caterpillars
  • Gypsy Moth – Fact Sheet #5.539
  • Tent Caterpillar – Planttalk #1484
  • Tent-Making Caterpillars – Fact Sheet #5.583
• Cicadas – Fact Sheet #5.590
• Conifer Seed Bugs – Fact Sheet #5.588
• Cooley Spruce Gall – Planttalk #1432
• Cooley Spruce Galls – Fact Sheet #5.534
• Diagnosing Tree Disorders – CMG GardenNotes #102
• Douglas-Fir Tussock Moths – Fact Sheet #5.542
• Douglas-Fir Tussock Moth – Planttalk #1422
• Elm Leaf Beetles – Fact Sheet #5.521
• Galls
  • Insect and Mite Galls of Woody Plants – Fact Sheet #5.557
  • Poplar Twig-Gall Fly – Fact Sheet #5.579
  • Poplar Twig-Gall Fly – Planttalk #1437
• Hawthorne Mealybugs – Planttalk #1457
• Honeylocust
  • Insect and Mite Pests of Honeylocust – Fact Sheet #5.571
  • Honeylocust Plant Bug – Planttalk #1454
• Horticulture Oils
  • Horticultural Oils – Fact Sheet #5.569
• Insect Control: Horticultural Oils – Fact Sheet #5.569
• IPM: Plant Health Care – CMG GardenNotes #101
• Leafmining Insects – Fact Sheet #5.548
• Pear Slug – Fact Sheet #5.560
• Pine Tip Moths – Fact Sheet #5.529
• Pinon Pine
  • Pinon Pine Insects and Diseases – Fact Sheet #2.948
  • Pinon Pine “Pitch Mass” Borer – Planttalk #1456
• Sawfly
  • Ash Sawfly – Planttalk #1455
  • Brown-headed Ash Sawfly – Fact Sheet #5.586
  • Sawfly on Evergreens – Planttalk #1439
• Scale
  • Oyster Shell Scale – Fact Sheet #5.513
  • Scale Insects Affecting Conifers – Fact Sheet #5.514
  • Scale Insects on Pines – Planttalk #1418
• Snailcase Bagworm – Fact Sheet #5.580
• Spider Mites – Fact Sheet #5.507
• Weevils – Root Weevils – Fact Sheet #5.551
• Zimmerman Pine Moth
  • Zimmerman Pine Moths – Fact Sheet #5.591
  • Zimmerman Pine Moth – Planttalk #1459

Identifying Trees and Shrubs

• Identifying Broadleaf Flowering Trees and Shrubs – CMG GardenNotes #173
• Identifying Conifers – CMG GardenNotes #172
• Identifying Trees and Shrubs – CMG GardenNotes #171
• Key to Identifying Common Landscape Trees of Colorado – CMG GardenNotes #177

Planting

• Buying Trees and Shrubs – Planttalk #1703
• Care of Recently Planted Trees – CMG GardenNotes #635
• Fall Planting – Planttalk #1707
• Preparing the Planting Site – Planttalk #1712
• Transplanting Trees and Shrubs – Planttalk #1717
• Tree Placement: Right Plant, Right Place – CMG GardenNotes #631
• Tree Planting
  • Planting Trees and Shrubs – Planttalk #1711
  • The Science of Planting Trees – CMG GardenNotes #633
  • Tree Planting Steps – CMG GardenNotes #636
• Tree Selection: Right Plant, Right Place – CMG GardenNotes #632
• Tree Staking and Underground Stabilization – CMG GardenNotes #634
• Watering recently planted trees – Care of Recently Planted Trees – CMG GardenNotes #635

Pruning

• Pruning Cuts – CMG GardenNotes #612
• Pruning Evergreens – CMG GardenNotes #617
• Pruning Flowering Shrubs – CMG GardenNotes #616
• Pruning Maturing Shade Trees – CMG GardenNotes #615
• Pruning Shade Trees – Planttalk #1724
• Pruning Shrubs – Planttalk #1713
• Renewing Shrubs – Planttalk #1729
• Structural Training of Young Shade Trees – CMG GardenNotes #613
• Structural Training Summary (2 page summary) – CMG GardenNotes #614
• Tree Growth and Decay – CMG GardenNotes #611
• Why Prune Shade Trees? – Planttalk #1721
• Wound Dressing – Planttalk #1753

Selection of Trees, Shrubs and Vines

• 2024 Front Range Tree Recommendation List – CSU/Collaborator Fact Sheet
• Apache Plume – Planttalk #1742
• Ash Trees – Planttalk #1735
• Aspen Trees – Planttalk #1701
• Austrees – Planttalk #1738
• Birds – Attracting Birds – Planttalk #1702
• Crabapple
  • Adaptable crabapple clones – Planttalk #1755
  • Flowering Crabapple – Planttalk #1747
  • Flowering Crabapple Trees – Fact Sheet #7.424
• Creeping Oregon Grape – Planttalk #1737
• Dwarf and Specialty Conifers – Planttalk #1704
• Elm Trees – Planttalk #1746
• Fall and Winter Interest – Planttalk #1705
• Flowering Crabapple – Planttalk #1747
• Flowering Crabapple Trees – Fact Sheet #7.424
• Gambel Oak Management – Fact Sheet #6.311
• Goldenrain Tree – Planttalk #1744
• Hawthorn – Differences- What are the differences between russian, thornless cockspur, & Washington hawthorns? Planttalk #1767
• Holly – Planttalk #1732
• Linden Trees – Planttalk #1734
• Maple Trees – Planttalk #1733
• Mountain – Trees and Shrubs for Mountain Areas – Fact Sheet #7.423
• Native
  • Native Shrubs for Colorado Landscapes – Fact Sheet #7.422
  • Native Trees for Colorado Landscapes – Fact Sheet #7.421
  • Native Plants – Planttalk #1710
• Oak Trees – Planttalk #1736
• Pinon – Planttalk #1748
• Rabbitbrush – Planttalk #1741
• Rose of Sharon – Planttalk #1749
• Roses
  • Basics – Planttalk #1725
  • Selecting and Planting Roses – Fact Sheet #7.404
  • Shrub Roses – Planttalk #1745
  • Winter Care – Planttalk #1726
• Russian Olive Alternatives – Planttalk #1750
• Shade – Trees and Shrubs for Shady Areas – Planttalk #1718
• Shrubs, General
  • Deciduous Shrubs – Fact Sheet #7.415
  • Evergreen Shrubs – Fact Sheet #7.414
  • Hedges – Fact Sheet #7.208
  • New and Under-Used Shrubs – Planttalk #1723
  • Selecting Shrubs – Planttalk #1714
• Trees, General
  • Alternative to overused shrubs and trees – Planttalk #1765
  • Evergreen Trees – Fact Sheet #7.403
  • Evergreen Trees for Colorado Landscapes – Planttalk #1722
  • 2024 Front Range Tree Recommendation List – CSU/Collaborator Fact Sheet
  • Large Deciduous Trees for Street and Shade – Fact Sheet #7.419
  • Selecting Trees – Planttalk #1715
  • Small Deciduous Trees – Fact Sheet #7.418
  • Small Trees and Utility Lines – Planttalk #1716
  • Tree Placement: Right Plant Right Place – CMG GardenNotes #631
  • Tree Selection: Right Plant Right Place – CMG GardenNotes #632
• Underused – Some under-used woody plants in Colorado– Planttalk #1764
  • Viburnum – Planttalk #1743
  • Vines for Colorado – Planttalk #1727