Lazy Landscaping Created by: University of Minnesota Extension Master Gardener-Anoka County Eva...
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Transcript of Lazy Landscaping Created by: University of Minnesota Extension Master Gardener-Anoka County Eva...
![Page 1: Lazy Landscaping Created by: University of Minnesota Extension Master Gardener-Anoka County Eva Knudsen.](https://reader036.fdocuments.net/reader036/viewer/2022062715/56649db45503460f94aa47c8/html5/thumbnails/1.jpg)
Lazy Landscaping
• Created by: University of Minnesota Extension Master Gardener-Anoka County
• Eva Knudsen
![Page 2: Lazy Landscaping Created by: University of Minnesota Extension Master Gardener-Anoka County Eva Knudsen.](https://reader036.fdocuments.net/reader036/viewer/2022062715/56649db45503460f94aa47c8/html5/thumbnails/2.jpg)
What Can We Do? To Do Less
• Cultural Practices: What you do or don’t do makes a difference
• Plant Selection: the right plant for the right place and for you
• Plant Placement: What works best for you and the plant
“The gardener in him sold outto the nature-conservationist”
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Visit Your Garden Regularly
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Stop Treating Your Soil Like Dirt
Compost improves moisture retention and fertility of soil
Minerals 45%Air 25%Water 25%Organic matter 2-5%
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Composting• Does not requires elaborate,
expensive structures
• Does not need to be turned
• Does not have to smell
• Materials do not need to be added in exact proportions
• Do not require special chemical starters or activators
Compost bins provided by Anoka County
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Watering
Irrigation can lead to problems when performed incorrectly• Water early in the morning• Install a watering system
-With a timer and moisture indicator
• Use soaker hoses or drip emitters when possible
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Mulch• Suppresses weed growth
• Maintains soil moisture
• Stabilizes soil temperatures
• Prevents spread of soil-borne diseases
• Prevents soil compaction
• Improves landscape appearance
• Increase soil fertility (depending on mulch used)
• Reduces bark injuries on trunks
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Organic Mulch•Wood chips
• Shredded bark
• Pine needles
• Cocoa bean hulls
• Straw
• Leaves
• Grass clippings
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Inorganic Mulch
• Rock
• Landscape fabric
• Newspaper
• Plastic
• Shredded Tires
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Living Mulches
variegated bishop’s weed
Lamium
Woodland Phlox
Hen and Chicks
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Mowing
• Leave clippings on the lawn
• Keep blade sharp
• Keep grass about 3” tall
• Low maintenance grass mixes only need to be mowed 2-4 times per year!!!!
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Pesticides There is no such thing as a weed-free or
insect-free lawn
• Routine chemicals are not necessary
• Avoid broad spectrum insecticides
• Know the difference between annual and perennial weeds
• Use edging around gardens
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Fertilizers
• Routine chemicals aren‘t necessary
• Know the right time to apply
• Some plants can do the job
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Pruning• Prune only when necessary
• Choose plants that need minimal pruning or can be pruned at times when you are least busy
• Pruning produces tender, succulent growth, which bugs prefer Pagoda Dogwood
Cornus alternifolia
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In the Garden
• Don’t walk where you plant
• Let some flowers go to seed for volunteers next season
• Leave some volunteers to create more diversity
• Let some herbs and vegetables bolt (flower)
• In fall, leave some plants and all roots in the soil
Wild ColumbineAquilegia canadensis
Bleeding HeartDicentra spectabilis
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Selecting The “Right” Plant• Select plants suited to your
region, soil conditions and microclimate
• Know each plant's ultimate height and spread at maturity
• Observe plants in your area or at the arboretum
Lead PlantAmorpha canescens
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Plants With Deeper Roots
LeadPlant
Big BlueStem
Liatris
LittleBlue Stem
SwitchGrass
CompassPlant
KentuckyBlueBrass
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Go Native• Easier and
cheaper to maintain
• Fewer pest and disease problems
• Require less supplemental watering
Pearly EverlastingAnaphalis margaritacea
American Painted Lady (Vanessa virginiensis)
New England Aster (Aster novae-angliae)
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Use Grasses
Little bluestem Andropogon (Schizachyrium)scoparius
•Bottlebrush•Hystrix patula
•Prairie Dropseed •Sporobolus heterolepis
•Indian Grass •Sorghastrum nutans
Dixie skipperAtrytonopsis hianna
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What Trees and Shrubs Can Do For You
• Improve air, thermal and acoustic environments
• Enhance occupant comfort and health
• Contribute to overall quality of life
Kentucky Coffee Tree Gymnocladus dioica
• Kentucky Coffee tree
American Linden or Basswood Tilia americana
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TreesWhat you should know• Mature size• Soil Preferences• What is going to happen
under them?• What is going to happen
around them?• Particular habits• The species and cultivars
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TreesWhat you should know• Mature size• Soil Preferences• What is going to happen
under them?• What is going to happen
around them?• Particular habits• The species and cultivars
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“Messy” Trees• Oaks• Willows• Catalpa• Maples• Crabapples• Mulberry• Fruit trees
Catalpa Catalpa speciosaCommon Mulberry
Morus alba tatarica)
Weeping Willow Salix alba tristis
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“Cleaner” Trees• Firs• Blue Beech• Honeylocust
(thornless or fruitless)
• Tamarack• Crabapple
(fruitless or persistent fruit)
• Ironwood• Spruce• Pine• Cottonwood
(cottonless)• Japanese tree
lilac• Littleleaf
linden• Arborvitae
Tamarack Larix laricina
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Small TreesPrairifire Crabapple(Malus sp. "Prairifire")
ServiceberriesAmelanchier spp.
Japanese Tree Lilac Syringa reticulata
Bristlecone Pine Pinus aristata
American Hornbeam Carpinus caroliniana
Red-spotted Purple Limenitis arthemis
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Evergreens • Exposer to wind on hilltops
or on western walls can cause stress by cold and drought
• Position as winter protection for delicate plants or wind breaks
• Know the growth habit of the cultivar (varieties)
• Know the mature size of plant
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Shrubs
Things you should know:• Mature size
• If they “sucker”
• When they bloom
• Soil preferences
• Light preferences
• The species and cultivar
• Lilac Miss KimSyringa patula ‘Miss Kim’
•False spirea •Sorbaria sorbifolia
Common Lilac. Syringa vulgaris
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Site Conditions That Can Stress Plants
• Winter winds
• Hot, dry, southern exposures
• Roads, driveways, or
sidewalks
• Foot traffic
• Other plants
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Under Trees
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Under Trees
• Reduced light levels
• Limited moisture and nutrient availability
• Tree species with finer foliage and more open canopies let more light through than more densely foliaged species
• Use perennial species to keep soil disturbance to a minimum
• Use smaller transplants so holes don’t need to be large
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Group Plants According To Their Water
NeedsHydrozone
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Group Plants by Their
Maintenance Needs
Blanket Flower Gaillardia Grandiflora
Coleus Solenostemon scutellarioides
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Group Plants According to Light Needs
•Wild ginger•Asarum canadense
Jack-in-the-Pulpit Arisaema triphyllum
Prickly Pear Cactusopuntia cymochila
Yucca spp.
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Containers• May need more
watering
• Use polymers to help hold water
• Slow release fertilizer pellets or potting soil containing fertilizer helps
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Make Things Easy• Place gardens according to your
needs• Plant only what you can maintain• When do you go on vacation?
Dwarf Bush Honeysuckle
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Make Things Easy• Get kids involved
• Invest in ergonomic tools
• Get a good wagon or wheelbarrow
• Get something to carry your tools in
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Low Maintenance Lawns
Most lawn mixes grow best in full sunlight or very light shade
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Routine Maintenance• Once established water only during periods of hot, dry
weather
• Fertilize sparingly, if at all. When necessary, use a balanced, slow-release fertilizer in early spring
• Mow to 4 in. when seed heads develop (end of spring) then monthly to 4 in. or simply leave it alone
• Remove leaves in the fall
• Try a small patch as a trial first, for 1 or 2 growing seasons
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UofM Extension Links• Choosing Landscape Evergreens
• Native Trees for Landscape Use
• Trees, Shrubs & Vines For Minnesota Landscapes
• Effects of De-icers on Trees & Shrubs
• Pruning Shrubs
• Tough Trees and Shrubs for tough sites
Dropmore scarlet honeysuckle Lonicera x brownii 'Dropmore Scarlet’
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Useful Links: • http://www.extension.umn.edu/gardeninfo/• http://www.BlueThumb.org • http://www.sustland.umn.edu/• http://www.entomology.umn.edu/cues • http://plantselector.dot.state.mn.us/• http://plantclinic.cornell.edu/• http://www.for-wild.org/• http://www.northerngardening.com/• http://www.dnr.state.mn.us/nr/index.html