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Trees and shrubs : article

'Leaf' it to nature for compost and nutrients

COLUMBIA, Mo. – Some gardeners take a hands-off approach to leaves. But leaves left on lawns can pack down into a tight mat, preventing sunlight from reaching the grass, says University of Missouri Extension horticulturist David Trinklein. Leaves also trap and hold moisture, which increases the…

Aid for ailing plants

COLUMBIA, Mo. – If you have the sniffles or a bad infection, a visit to your doctor can usually put things right. Plants can get sick too and the University of Missouri Plant Diagnostic Clinic is where you can turn for help.

April is National Gardening Month

COLUMBIA, Mo. – April is National Gardening Month and a good time to plant a garden, said University of Missouri Extension horticulturist David Trinklein. For those who lacked the motivation in the past to garden, consider these benefits:

Ashes to ashes

COLUMBIA, Mo. – Ashes produced by wood-burning fireplaces or stoves are an excellent example of the idiom “don’t throw out the baby with the bathwater,” says University of Missouri Extension horticulturist David Trinklein.

Battling Japanese beetles in your garden and flowers

INDEPENDENCE, Mo. – Patience and a bucket of soapy water are your best friends when fending off Japanese beetles in the garden, says University of Missouri Extension horticulturist Tamra Reall.

Benefits of a well-drained soil

BLUE SPRINGS, Mo. — An ideal soil is half solid and half pore space by volume, and that pore space should be equal parts air and water. Gardening practices greatly influence pore space in cultivated soils.

Carefully select topsoil when doing fall yard work

COLUMBIA, Mo. – Not all topsoil is created equal.

Caring for snow-damaged trees

Learn how to assess and care for snow‑damaged trees safely: when to prune, wait, or call a pro to protect tree health.

Celebrate Thanksgiving with a 'turkey foot' hike

COLUMBIA, Mo. – If you gobble until you wobble at Thanksgiving dinner, take your flock of family and friends for a trek across a tallgrass prairie for a memorable Thanksgiving holiday outing, says University of Missouri Extension horticulturist Michele Warmund.

Check ash trees for emerald ash borer

COLUMBIA, Mo. – The invasive emerald ash borer may eliminate the ash tree from North America. In Missouri, EAB is present in 89 counties and the city of St. Louis.

Clay soil: A mixed blessing, but easily corrected

KIRKSVILLE, Mo.

Consider lawns and shrubs when de-icing walks and driveways

COLUMBIA, Mo. – Salt does more than melt the ice on your sidewalks and driveways.It can harm your lawn and shrubs, says University of Missouri Extension turf management specialist Brad Fresenburg.Too much salt can leave dead strips along sidewalks and driveways. It can kill shrubs and flowers.

Container gardening saves time, space and is easier on the back

COLUMBIA, Mo.

Cut safety risks when using a chainsaw

Minimize chainsaw risks with proper safety gear, techniques, and precautions. Learn key steps to avoid injury during operation.

Deck the halls with proper caution

COLUMBIA, Mo. – For many, the holiday season would not be complete without evergreens, holly, mistletoe and other traditional plants. But it’s important to exercise care with some of these plants for happy and safe holidays, said University of Missouri Extension horticulturist David Trinklein.

Deeper isn’t always better when transplanting trees

COLUMBIA, Mo. – You don’t have to break your back when transplanting a tree, said a University of Missouri horticulturist. Research on tree root growth after transplanting suggests that you do not have to dig a deep hole, said Chris Starbuck.

Dogwood: Nature's little showoff

COLUMBIA, Mo. – “Few spring scenes are as spectacular as the annual display provided by dogwood trees in the Ozark woodlands,” says University of Missouri Extension horticulturist David Trinklein.

Don't overwater heat-stressed plants

COLUMBIA, Mo. –Landscape plants have flourished over an ideal spring. Azaleas and hydrangeas have never looked better, but many of the lush leaves that developed during the mild weather will scorch, turn brown or even fall off when the summer heat returns, said a University of Missouri Extension…

Don't trash the ashes

COLUMBIA, Mo. – The phrase “waste not, want not” goes back to a time when the essentials of life were difficult to obtain, but it continues to be good advice today, says University of Missouri Extension horticulturist David Trinklein.

Don’t guess on garden fertilizer

COLUMBIA, Mo.– Don’t add fertilizer to your garden unless you

Dreaming of a green Christmas

The leaves have dropped, branches are bare, and the garden blooms are gone, but trees and flowering plants still bring us cheer during the winter holidays.

Emerald ash borer arrives in Missouri

COLUMBIA, Mo. - They're here: Emerald ash borers, which have killed tens of millions of ash trees in eight states, are now in Missouri. On July 23, USDA scientists discovered seven of the insects in traps in Wayne County in southeast Missouri.

Establish a home orchard

BLUE SPRINGS, Mo. - High fuel costs and other economic burdens have spurred increased interest in vegetable gardening. Interest in home fruit production is also increasing, said a University of Missouri Extension horticulture specialist.

Fall is time to clean up your garden, plant trees and shrubs

COLUMBIA, Mo. - Fall is a good time to clean up your garden and plant trees and shrubs, said a University of Missouri horticulturist."The key factor in plant establishment is root growth, and the faster the roots grow into the back-fill area of a new plant, the more successfully the plant will…

Fall leaves and faded garden plants make great compost

BLUE SPRINGS, Mo.–Curbside leaf and brush removal dates will be here before we know it. If you dread filling sacks with fallen leaves, a University of Missouri Extension horticulturist suggests a less agonizing and more rewarding alternative.

First MU Master Pollinator Steward classes begin in May

JEFFERSON CITY, Mo. – The first series of University of Missouri Extension Master Pollinator Steward classes begins mid-May in Jefferson City.

For something different, consider growing citrus trees indoors

COLUMBIA, Mo. - Home gardeners who want to try something different might want to grow a sour orange or other citrus tree indoors, said a University of Missouri fruit researcher."There are many different types of citrus trees that can be grown indoors," said Michele Warmund.

Frankincense and myrrh: Ancient scents of the season

COLUMBIA, Mo. – Two of the three gifts of the Wise Men – frankincense and myrrh – remain in high demand more than 5,000 years after gaining popularity in religious rituals, says University of Missouri Extension horticulturist Michele Warmund.

From Idea to Fruition

ROLLA, Mo. – Men have long dominated the forestry industry, but within the last 30 years women have made great strides in forestry, according to the United States Forestry Service. University of Missouri Extension natural resources specialist Sarah Havens is one individual helping women find their…

Galls on oak trees unsightly but harmless

COLUMBIA, Mo.– Those unsightly round, brown growths seen on oaks this time of year won’t harm the tree, says a University of Missouri Extension fruit specialist.

Garden critters: 'Frenemies' in grow places

COLUMBIA, Mo.

Gardeners can save money, trouble with fall soil test

COLUMBIA, Mo. – If a little is good, a lot must be better.

Gardens will thank you very 'mulch' during summer heat

COLUMBIA, Mo. – Mulches benefit gardens throughout the year, but they are particularly helpful during the heat of summer, said University of Missouri Extension horticulturist David Trinklein.

Getting ready to grow

KIRKSVILLE, Mo.

Go wild! Go green!

Discover the benefits of wildcrafting in Missouri, including plant identification tips and preparation methods for edible spring greens

Good soil makes for green thumb gardening

COLUMBIA, Mo.

Grant writing workshop set in Hannibal

HANNIBAL, Mo. – University of Missouri Extension will hold a Specialty Crop Block Grant workshop 9 a.m.-3 p.m. Monday, Feb. 12, in Hannibal

Great landscapes begin with quality topsoil

COLUMBIA, Mo. – Quality landscapes begin with quality topsoil.Topsoil is the top 3-10 inches of the soil. Most surface soils have higher organic matter content than subsoil, but not all surface soil is ideal for gardens or lawns, says Manjula Nathan, director of the University of Missouri Extension…

Groundcovers: Shady characters for problem areas

COLUMBIA, Mo. – Many landscapes have problem spots where nothing grows well or looks attractive, such as the area below a large tree with a dense leaf canopy.

Happy 70th birthday to Missouri's state tree

COLUMBIA, Mo. – The flowering dogwood tree celebrates its 70th birthday as the Missouri state tree in 2025. There is no better place to celebrate than Missouri’s Ozark woodlands from mid-April to early May when the dogwood is in bloom, said University of Missouri Extension horticulturist David…

Harvesting timber can provide multiple benefits

COLUMBIA, Mo.– Selling timber can be very profitable. While it depends on the quality of the timber, prices are higher than they’ve ever been. “A standing tract of timber can bring anywhere from $300 to $700 per acre when it is harvested,” says University of Missouri Extension forestry specialist…

Helping your soil be all it can be

Enhance your garden's health by improving soil structure with organic matter like compost, manure, and peat moss for better plant growth and water retention.

Hitchhiking hammerhead worm kills native earthworms

COLUMBIA, Mo. – Some Missouri gardeners are finding a new type of flatworm in landscape soils.The hammerhead worm is a “voracious, top-level predator,” says University of Missouri Extension horticulturist Kelly McGowan. “It will eat anything in its path,” she says. It primarily feeds on native…

How to help your trees recover from drought

COLUMBIA, Mo. – Dry soil conditions can significantly reduce the life span of valuable landscape trees.“Because they are difficult and expensive to replace, your trees need attention during and after periods of drought,” says University of Missouri Extension state forestry specialist Hank Stelzer.

Ice melters may harm nearby trees

COLUMBIA, Mo.- Homeowners should be careful when using ice melters close to trees this winter, said a University of Missouri Extension forester. "Nearly all ice melters are salts," said Hank Stelzer. They work by lowering the freezing point of water to well below 32 degrees.

In thymes of old, Rosemary used lavender to freshen the air

COLUMBIA, Mo. – Long before plug-in air fresheners and scented candles, people used plants to make their homes more livable by masking unpleasant odors.

It's all about the slime: Building living soil

COLUMBIA, Mo.

It’s tree pruning time

Related story: Proper pruning prevents problems COLUMBIA, Mo.– Now that the leaves have fallen, it’s time to think about pruning your trees.

Keeping the Christmas tree in good shape through the holiday

COLUMBIA, Mo. – The best part of the holidays for many families is choosing and decorating the Christmas tree.

Leaving the leaves saves pollinators, other beneficial insects

KINGSTON, Mo. – The “Leave the Leaves” movement could just as easily be called “Save the Pollinators,” says University of Missouri Extension horticulture specialist Manoj Chhetri.

Magnolia flowers tantalize the senses

Discover the allure of magnolias, from the early-blooming star magnolia to the native cucumber tree, each offering unique beauty and fragrance.

Master Gardener training begins Feb. 26 in Hillsboro

HILLSBORO, Mo. – University of Missouri Extension in Jefferson County will hold Master Gardener classes Monday evenings at Jefferson College’s Hillsboro campus. Weekly classes will be 6:30-9:30 p.m., Feb. 26 to May 7, said MU Extension horticulturist Debi Kelly.

Master Gardeners do more than garden

ST. LOUIS, Mo. – St. Louis area Master Gardeners may be as well known for their community spirit as for the beautiful and bountiful gardens they tend.

Mature trees and plants can cast shade over once-sunny garden

COLUMBIA, Mo. -Over time, a sunny garden may become a shady one as surrounding trees and shrubs mature. "Landscapes change their degree of shade, making it a challenge to grow garden plants," said Chris Starbuck, University of Missouri Extension horticulturalist.

Missouri has become a peanut powerhouse

PORTAGEVILLE, Mo. – Missouri farmers may have grown the peanuts that you enjoy in holiday candies like peanut brittle or peanut clusters.

Missouri's white oaks add depth to world’s wines and whiskey

COLUMBIA, Mo. – Many of the world’s finest wines and whiskeys begin in Missouri’s hardwood forests.

Missouri’s fall foliage color show begins soon

COLUMBIA, Mo. – Fall color is kind of like Christmas morning, says University of Missouri Extension horticulturist David Trinklein. “You don’t know if you are going to get an orange or a lump of coal in your stocking.” 

Missouri’s state tree shines in Ozarks

COLUMBIA, Mo. – The dogwood tree’s stunning beauty echoes from the Ozark hillsides in April.The spectacular show of color bears witness to why the dogwood is worthy of being Missouri’s state tree, said University of Missouri Extension horticulturist David Trinklein.

Mistletoe: A dangerous holiday decoration

COLUMBIA, Mo. – Use it to steal a kiss, but keep it away from children, pets and yourself. Every part of mistletoe, an evergreen plant with white berries, is highly toxic.

Mow or compost leaves for best results

COLUMBIA, Mo. – Some gardeners take a hands-off approach to leaves in the fall. But leaves allowed to remain on lawns can pack down to form a tight mat that prevents sunlight from reaching the grass, said University of Missouri Extension horticulturist David Trinklein.

MU Extension offers timber workshop

HILLSBORO, Mo. – University of Missouri Extension offers a one-night session in Hillsboro on June 13 to help landowners learn how to market timber.Too many landowners sell their timber for only a fraction of its worth, says MU Extension horticulture specialist Debi Kelly.

MU, MDC offer free testing for oak diseases

COLUMBIA, Mo. – University of Missouri Extension’s Plant Diagnostic Clinic, in partnership with the Missouri Department of Conservation (MDC), will offer free testing for all common oak tree diseases in 2024.

Mulch ado about something

Mulch conserves moisture, suppresses weeds, and enriches soil. Use 2–4 inches of organic mulch like pine bark or grass clippings for best results.

No reports of spotted lanternfly in Missouri but vigilance urged

COLUMBIA, Mo. – While not yet detected in Missouri, spotted lanternfly remains a concern for vineyards, certain trees and specialty crops as it continues to spread west. 

Norfolk Island pine: A houseplant for the holidays and beyond

NEVADA, Mo. – If you don’t have time or space for a large Christmas tree, consider a Norfolk Island pine.

Now is the time to apply spring preemergent herbicides on lawns

GALLATIN, Mo. – Missouri’s unpredictable spring weather makes it tough to decide when to apply preemergent herbicides on lawns, says Manoj Chhetri, University of Missouri Extension horticulturist.

Nut with two names comes out of its shell during holidays

COLUMBIA, Mo. – “Given most nuts ripen late in the year, they have long been associated with the holiday season,” said David Trinklein, horticulture specialist for University of Missouri Extension. It also is one of the few times when consumers see what nuts looks like in nature.

On patrol for critter control

COLUMBIA, Mo. – Pest control in the garden might conjure images of a season-long battle with bugs, weeds and diseases. But sometimes four-legged “friends” such as deer, rabbits and squirrels can inflict far more damage, says University of Missouri Extension horticulturist David Trinklein.

Overwintering tropical plants

COLUMBIA, Mo.– Many tropical plants thrive in the heat and humidity of a typical Missouri summer and can make great outdoor patio plants. But as temperatures drop in the fall, conditions can quickly become deadly.

Patience can pay off in saving storm-damaged trees

COLUMBIA, Mo.– Homeowners eager to apply aggressive first aid to storm-damaged trees could be removing trees that might have survived.

Plant shopping: Where to start?

BLUE SPRINGS, Mo.

Practice good garden hygiene by sanitizing tools

COLUMBIA, Mo.– Just like surgeons and dentists, gardeners sho

Pretty pear trees invasive, hard to kill

COLUMBIA, Mo.

Proper pruning prevents problems

Related story: It’s tree pruning time COLUMBIA, Mo.– Pruning trees when they’re young can prevent structural problems and the need to remove large limbs later, says a University of Missouri Extension state forestry specialist.

Prune fruit trees in midwinter

COLUMBIA, Mo. – The best time to prune fruit trees in Missouri is midwinter, according to University of Missouri Extension horticulture specialist Debi Kelly.

Pruning winter-damaged evergreens

COLUMBIA, Mo.– The long, harsh winter coupled with last fall’

Reduce your risk: Chain saw safety

Returning veteran finds sweet success

After serving two tours in Iraq, Marine veteran Jeremy Beaver returned to his rural Missouri roots and found peace in making maple syrup with his family.​

Safe gardening grows your mindfulness

Gardening enhances physical and mental well-being by providing exercise, time in nature and healthy food. Follow safety guidelines to maximize these benefits.

Sanitize tools for good garden hygiene

COLUMBIA, Mo.– Just like surgeons and dentists, gardeners sho

Second annual Mid-Mo Expo set for backyard gardeners, small farmers

COLUMBIA, Mo. – The second annual Mid-Mo Expo for backyard gardeners and small farmers offers presentations and demonstrations to improve productivity and profits.

Smoketree: A sizzling hot plant that's not just for summer

COLUMBIA, Mo. – Unlike most of Missouri’s native trees, the American smoketree displays spectacular colors throughout the growing season, says University of Missouri Extension state horticulturist Michele Warmund.

Soil tests take the guesswork out of fertilizing your lawn and garden

COLUMBIA, Mo.– Many garden and home-improvement stores offer a seemingly endless selection of fertilizers.

Species spotlight: Persimmon

Persimmon (Diospyros virginiana) goes by many common names; American persimmon, common persimmon, eastern persimmon, simmon, possumwood, and even sugar-plum. It ranges from southern Connecticut/Long Island to Florida, and west to Texas, Louisiana, Oklahoma, Kansas and Iowa.

Species spotlight: White Oak

White oak (Quercus alba) is one of the preeminent hardwoods of eastern and central North America. It can be found from Minnesota, Ontario, Quebec, and Nova Scotia south as far as northern Florida and eastern Texas.

Spice up the holidays for lasting memories

Bring festive cheer with spices like cinnamon, nutmeg, and cloves for holiday memories that last a lifetime.

Spring pruning: Subtraction with a plus

COLUMBIA, Mo. – Trees, hedges and bushes…. When spring comes, the impulse is to hand out haircuts.

Start your shears: it’s pruning time

COLUMBIA, Mo. –  Gardeners should make a pruning tour of their landscape now to touch up trees and shrubs, especially those planted in the past two years, said a University of Missouri horticulturist.  “There are several advantages to spring pruning,” said Chris Starbuck. “With no leaves…

The black walnuts in your backyard are healthy

INDEPENDENCE, Mo. – It's the time of year when walnuts will start dropping off their trees."Picking these walnuts up to sell can be a great moneymaker, but don't forget that you can actually eat those nuts," says Tammy Roberts, University of Missouri Extension nutrition and health education…

The secret recipe for fall colors

COLUMBIA, Mo.—The recipe for cooking up a spectacular fall display isn’t for beginners. You need all the right ingredients at the right time and at the proper temperature.

The woods: Missouri's other place to shop for food

SPRINGFIELD, Mo. – Look no further than your local woods for fresh, flavorful fruits and nuts, says University of Missouri Extension horticulture specialist Kelly McGowan.

Thinning fruit in the home orchard

BLUE SPRINGS, Mo. — Sometimes fruit trees try to produce more fruit than is good for the plant. Poor fruit size and flavor, plant stress, and alternate bearing can result when certain types of fruit trees aren’t properly thinned.

Thousand cankers disease threatens Missouri walnut trees

COLUMBIA, Mo. – Missouri’s black walnut trees could be in trouble if thousand cankers disease (TCD) moves in from bordering Tennessee. TCD is a serious threat to one of the state’s most valuable hardwood species, says Hank Stelzer, University of Missouri Extension state forestry specialist.

Timing is everything for vivid fall colors

COLUMBIA, Mo.—Despite their association with fall colors, you’ll want Jack Frost and Indian Summer to stay away if you’re hoping for vivid autumn leaves.

Tips on watering your garden

COLUMBIA, Mo. – How does your garden grow? No grow or slow grow? It could be your H2O. How and when you water your garden often makes the difference between healthy or diseased plants, says University of Missouri Extension horticulturist Tom Fowler.

Tiptoe through the history of mistletoe

COLUMBIA, Mo. – Hanging mistletoe is a holiday tradition around the world. But have you ever wondered why we steal a kiss because we’re standing under some shrubbery?

Top 10 horticulture tips from veteran MU Extension agronomist

BLUE SPRINGS, Mo. – During her 23 years as a University of Missouri Extension agronomy specialist, Pat Miller has answered a lot of questions and looked at a lot of plants. Here are her top 10 horticulture tips.

Top 10 tips for long-living trees

NEVADA, Mo. —Trees, like people, have a life span. They live, they flourish, they die. University of Missouri Extension agronomy specialist Pat Miller offers her Top 10 practices for prolonging the life of your tree. 1. Don’t plant too deep

Tree trimming can cut your hearing

COLUMBIA, Mo. – One of spring’s routine home maintenance jobs—tree trimming—can quickly cut your ability to hear. It takes less than 30 minutes of operating a chain saw without hearing protection to cause permanent damage, says Bob Schultheis, University of Missouri Extension natural resource…

Tree wraps can help prevent winter’s southwest injury

COLUMBIA, Mo. - Tree wraps or guards can lessen the risk of southwest injury, a condition that can afflict young trees in winter, said a University of Missouri horticulturist.

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