Planting and caring for trees, shrubs and landscape plantings will make your yard attractive.
General requirements and care
- How to plant trees and shrubs
- Maintenance on trees and shrubs
- Common problems associated with trees and shrubs
- Tree Owner’s Manual for the Northeastern and Midwestern U.S.
- Statewide table for frost-free dates for planting decisions
- Managing shoreline property to protect water quality
Selecting trees and shrubs
- Choosing smart trees and shrubs for Michigan landscapes
- Smart tree tip sheets– smart tree selections for communities and landowners
- Drought-tolerant plants save water, money and time
- Crabapple selection guide
- eXtension resource on tree and shrub selection
- Wildfire-resistant landscape plants for Michigan
- Deer-resistant plants for homeowners
Native plants and beneficial insects
- Video on selecting native or well-adapted plants to simplify meeting the plant’s needs
- Native plants can be a smart choice for Michigan landscapes
- Visit nativeplants.msu.edu for fact sheets about specific plants and to learn about their ecosystem services.
- Identifying natural enemies that offer you biological control
- Identifying weeds in the landscape
- Scouting for pests in herbaceous perennials
- Scouting for pests in woody landscape plants
- Biology and management of balsam twig aphid
- Biology and management of beech bark disease
- Biology and management of pine needle scale
- Brown marmorated stink bugs: Information for Michigan residents on a new home invader
- Control of pine root collar weevil
- Diagnosing shoot-boring insects of pine
- Identification and management of European pine sawfly
- Identification and management of fall webworm
- Identification and management of orange-striped oakworm
- Lichens (fact sheet)
- Phomopsis canker of spruce
- Pine needle midge
- Broad mites
- Cytospora canker (for trees)
- Fertilizing trees and shrubs
- Maple tarspot
- Pine wilt disease (nematodes)
- Sphaeropsis blight (pines)
- Tree and shrub planting guidelines
- Managing pests in the landscape.
- Using organic fertilizers - tip sheet from Purdue University
- Reading a pesticide label
Emerald ash borer
- Emerald ash borer: Biology and control options
- Alternatives to ash trees – smart tree selections for communities and landowners
- Distinguishing ash from other common trees
- Don’t be fooled by look-alikes!
- Ash tree identification
- Recommended alternatives to ash trees for Michigan’s Lower Peninsula
- Calosoma sycophanta: a natural enemy of gypsy moth larvae
- Common oak defoliators in michigan (it’s not always gypsy moth!)
- Comparing gypsy moth to forest tent & eastern tent caterpillar
- Comprendiendo la conducta de los incendios forestales en MI
- Gypsy moth and your shade trees
- Natural enemies of gypsy moth: the good guy
- Pheromone traps & the gypsy moth
Dr. Bert Cregg of Michigan State University writes “Conifer Corner” regularly for “The Michigan Landscape” magazine, a bimonthly publication of the Michigan Nursery and Landscape Association (MNLA). You can visit MNLA’s consumer website at Plant Michigan Green. Dr. Cregg’s articles are listed by topic below.
- Common landscape conifers: Upright and Broad: The Blue Collar Conifers
- Narrow, upright conifers: On the Straight and Narrow
- Ornamental conifers: Weeping Wonders: Pendulous Conifers
- Pendulous conifers: Weeping Wonders: Pendulous Conifers
- Placing conifers in landscape: Top choices for Tough Places
- Weeping conifers: Weeping Wonders: Pendulous Conifers
- The Garden Professors blog from Washington State University Extension
- Gardens, lawns and landscapes from MSU Extension and our colleagues in other states
- Interactive Plant Manager is an online diagnostic database for woody ornamentals from Cornell University’s IPM Program
October 20, 2011 | Mary Wilson | The weather may be growing cooler, but don’t take a gardening rest just yet! The time for “R&R” will come when you’ve properly prepared your beds for winter and next spring.
October 10, 2011 | Russell Kidd | Got tiny caterpillars dangling down on threads and laying tiny, white, rice-like cocoons everywhere? Sounds like you have a bad case of oak skeletonizer!
September 19, 2011 | Bert Cregg | Weather patterns may impact fall color and winter injury to landscape trees.
September 8, 2011 | Robert Bricault | Blackening branches and leaves on a magnolia often indicates a serious infestation of magnolia scale.
August 26, 2011 | Jan Byrne | Although tar spot symptoms are readily visible now, pause for a moment to consider the overall impact on tree health and appropriate chemical management.
August 18, 2011 | Robert Bricault and Gretchen Voyle | Spruce trees provide haven for low populations of gypsy moth. Inspection of plants and sites where eggs could be laid is the key to preventing damage next year.
August 16, 2011 | Rebecca Finneran and Mary Wilson | Late summer offers a host of rewarding gardening work that produces both beauty and bounty.
July 29, 2011 | Howard Russell | Although considered to be a southern pest, bagworms can cause serious defoliation injury to Michigan trees.
July 29, 2011 | Mary Wilson | Numerous spots on maple leaves concern homeowners. A common cause is tar spot disease, a cosmetic problem that typically does not impact tree health.
July 29, 2011 | Jan Byrne | Avoid potential risk of infection by waiting until November to prune oaks.