Symposium Radio Sponsors

Ryan Lawn and TreeRyan Lawn & Tree
Listen on KCUR 89.3 FM

Since 1987, Ryan Lawn & Tree has set the standard in customer service. Headquartered in Kansas City, “the pros you know in the clean, red trucks” serve clients in five additional markets in the Midwest. Their college-degreed professionals partner with customers to maintain their lawns, trees, shrubs and irrigation systems. 


Kaw Valley GreenhousesKaw Valley Greenhouses
Listen on KPR 91.5 FM

Kaw Valley Greenhouses grows plants that are sold from April through June at more than 40 spring seasonal Garden Center locations throughout Kansas, Nebraska and Missouri. Kaw Valley Greenhouses, founded by Leon and Pat Edmunds, has been family grown since 1967. Four of the nine Edmunds nine children now run the daily operations of Kaw Valley Greenhouses. 



Symposium Bag Sponsor

Sutherlands LumberSutherlands Lumber

Sutherland Lumber Company was founded in 1917 in Hugo, Oklahoma by Mr. Robert Sutherland. The Sutherland family has been actively involved in the Kansas City area for many years with ties to Children’s Mercy Hospital, The Nelson-Atkins Museum of Art, The American Royal and many more local charities. Sutherlands has seven convenient locations in the Kansas City and surrounding areas. They have well-stocked Lawn & Garden departments. Be sure to stop by this Spring and smell all the flowers.

Symposium Sponsors

40North Landscape Architects and Planners40NORTH Landscape Architects and Planners

40NORTH, headquarterd in Weston, Missouri, is a full service landscape architecture and planning practice that specializes in designing outdoor environments for a variety of clients around the world. Their project types are diverse: Resort and hospitality environments, high-end residential properties, urban design, corporate headquarters, farms, restaurants, and private islands, to mention a few.   

Arbor Masters Tree and LandscapeArbor Masters Tree and Landscape

Established in 1956 as a residential tree service company, Arbor Masters® Tree and Landscape was previously known as Shawnee Mission Tree & Landscape. This third-generation family-owned business, which originated in Kansas City, now operates in six metropolitan areas within the states of Kansas, Oklahoma and Texas. Experts in tree care, the Kansas City office also provides landscaping design and installation, property maintenance, lawn care, insect and disease control as well as irrigation installation and maintenance.  

Arnold's GreenhouseArnold's Greenhouse

With over 2,500 varieties of neat, new, and unusual perennials, annuals, herbs, trees, shrubs, vines, and aquatic plants, Arnold's Greenhouse is your source for all the plants you could ever want! To complement the beautiful plants in your garden, we also offer an array of garden art, decorative pots, and garden furniture. Arnold's Greenhouse, located in the country just west of LeRoy, Kansas has been acclaimed 'A Gardener's Paradise'! Whether you are looking for a way to relax or a hard-to-find plant, you can find both at Arnold's.  

Bailey Nurseries

Bailey Nurseries

Bailey Nurseries is a fifth-generation family-owned nursery serving customers throughout the U.S., Canada, Europe and Asia. They are one of the largest U.S. wholesale nurseries, with products distributed by more than 4,500 independent garden centers, landscapers, growers and re-wholesalers. Their main offices and growing fields are near St. Paul, Minnesota, and the company operate nurseries in Oregon, Washington and Illinois. Bailey Nurseries markets First Editions® shrubs, trees, evergreens, vines and perennials, and also Easy Elegance® Roses and Endless Summer® reblooming hydrangeas.  

Ball Horticultural Co.

Ball Horticultural Co.

From the beginning as a wholesale cut flower operation started by George J. Ball in 1905, Ball Horticultural Company has grown into a leader in all facets of horticulture. Their global family of breeders, research and development teams, seed and vegetative producers, and distribution companies has a strong presence on six continents in 18 countries.  



Bloomers GreenhouseBloomers Greenhouse

Bloomers Greenhouse is a retail garden center that was established in 2004 with Lori Gatzemeyer as its head grower. Lori has 19 years of growing experience. Bloomers is located at 3823 N. Cobbler Rd., Independence, MO 64058.
Everything is grown on location. At Bloomers, you can find interesting, well-grown annuals, perennials, vegetables, hanging baskets and patio containers. Bloomers does fundraisers with local hospitals and also offers its beautiful space to parties and meetings during the spring season. Experience the meticulous detail to quality at Bloomers. Bloomers Greenhouse is open March 1st through Father's Day. Bloomers grows more than 10,000 mums for the fall planting/decorating season and is open mid-September through Halloween.

The Davey Tree Expert Co.

The Davey Tree Expert Co.

Founded in 1880 and employee owned since 1979 Davey Tree Expert Co. has operations throughout North America. The company is committed to scientifically-based horticultural and environmental services and outstanding client service. Local office is in Olathe, Kansas.  They are Tree Care Industry Association Accredited, and thier certified arborists provide your home or business with a full-range of tree services and lawn services catered to your needs and property goals. 

Earth RightEarth Right

Earth Right establishes 21st Century solutions for modern day problems as naturally as possible. Instead of trying to find answers that rely on chemicals alone, we work with nature. They combine natural microbial science with mild, biodegradable carriers. Their solutions work on everything from lawn, garden, tree, shrub, roses, container planting, pond clarifiers (retail and professional), hog and dairy waste, wastewater treatment processing, reclamation, & aggregate mining. Earth Right's products are widely used in the Greater Kansas City area and are used in the Laura Conyers Smith Municipal Rose Garden in Loose Park. 

Family Tree NurseryFamily Tree Nursery

What sets Family Tree Nursery apart is our passion for plants; a passion that began 50 years ago when a young dental student followed his passion and transferred to the horticulture program at Kansas State University. Ron Nelson opened the doors of the first store at 85th Street and Farley, in Overland Park, Kansas as a wholesale growing facility providing other outlets with high-quality gift plants, like poinsettias and mums in 1964. This love for plants has since evolved into three retail locations; with the acquisition of the Shawnee, Kansas store in 1981 and the Liberty, Missouri location in 1988 joining the origonal Overland Park location. 

The GreensmanThe Greensman

The Greensman is a full-service landscape and garden design company. With projects ranging from residential to commercial, from urban to country, the Greensman specializes in creating one-of-a-kind outdoor living environments: pools and spas, kitchens and dining areas. 


The Henrys' Plant FarmThe Henrys' Plant Farm

Marcia and Roy Henry started raising plants and animals 34 years ago. Today The Henrys’ Plant Farm has grown to 12 greenhouses and an extensive display garden. They grow all the usual suspects including perennials, annuals, and colorful shrubs. One of those 12 greenhouses is totally filled with vegetables and herbs. Each year they grow 1,000 hanging baskets in spring and 1,000 mums in the fall. The Henrys’ Plant Farm is located just 10 miles west of Lawrence, Kansas.  

House of Rocks Inc.House of Rocks Inc.

Landscapers, masons and home owners alike have been coming to the House of Rocks since 1984 for quality stone products and expert advice. For over 30 years, owner Jack Robinson has made it his mission to always give the best customer service available. He employs over 20 full time employees to make this possible. Come tour this 5½-acre site. They welcome both wholesale and retail customers.   

I Must GardenI Must Garden

Producer of natural repellents for various animals including common mammal and insect pests. I Must Garden offers protection for your garden with products that are safe, eco-friendly and pleasant to use. Keep the deer off, rabbits off, squirrels, mole, snakes and more off too.


Johnson Farms Plants and PumpkinsJohnson Farms Plants and Pumpkins

Johnson Farms Plants and Pumpkins exists to offer high quality plants and produce in a beautiful, relaxed setting. Two generations of Johnsons collaborate to run two very different seasons of business — a greenhouse operation in the spring and a pumpkin patch in the fall. Johnson Farms is located Southwest of Belton, Missouri, at 177th & Holmes Road (17701 South State Route D).


Kansas City Gardener MagazineKansas City Gardener Magazine

Founded in 1996 by Michael and Elizabeth Cavanaugh, The Kansas City Gardener magazine has been offering information and ideas that readers trust for successful gardening. Firmly entrenched in the gardening community, it is recognized by many as this region’s first gardening publication of choice. They get closer to the gardener.

Kincaid LabelKincaid Plant Markers

Organize your plants once with the best quality plant markers, and spend the rest of your time enjoying your garden. Kincaid Plant Markers has helped thousands of serious garden enthusiasts organize, remember and share their gardens with 100% stainless steel plant markers made locally in Savannah, Missouri. They’re the sturdiest, most reliable garden markers available, featured in botanical gardens all over, including Kansas City's own Powell Gardens




Lark LabelLark Label

For 18 years Wichita, Kansas based Lark Label has made signage for botanical gardens, nature centers, zoos, arboretums, art and history museums and private estates. Lark Label creates high-quality horticultural interpretation signs to tackle every plant identification challenge. Choose from a variety of solid metal plant markers that are engraved with custom laser imaging and backed by an impressive guarantee. 



Loma Vista NurseryLoma Vista Nursery

Included in Nursery Management's Top 50 list, Loma Vista's Northland location provides locally grown plants for distinctive landscapes to both homeowners and wholesale customers. Loma Vista Nursery produces high quality container and field grown plants for retailers, wholesale distributors, and landscapers across the Midwest. Loma Vista grows more than 650 varieties of shade and ornamental trees, shrubs, perennials and grasses at their container farm in Ottawa, Kansas. Founded in 1991 by Mark Clear, Loma Vista Nursery is family owned and operated and has two locations in the metropolitan Kansas City area. The I-435 & NE 96th Street location in the Northland serves wholesale and retail customers. The 143rd Street location in Olathe, Kansas serves wholesale customers only.  

Missouri Organic RecyclingMissouri Organic Recycling

Missouri Organic Recycling knows you take pride in your home. Making sure your yard looks good isn't easy and those flowerbeds and gardens don't just tend themselves. Find out how you can beautify your yard and maximize the potential of your garden and flowers with Missouri Organic Recycling's products and services. Most of thier products are manufactured from waste that might otherwise be landfilled, burned, or dumped illegally. They are dedicated to making responsible use of the natural resources around us the only way they know how: the right way.




Plantskydd Deer Repellent/Tree World Plantskydd Deer Repellent/Tree World

Tree World Plant Care Products Inc. is the manufacturer and primary agent for Plantskydd® Deer-Rabbit-Vole Repellents in the United States, Canada, New Zealand, Australia, Chile, and Japan. Incorporated as Tree World in 1988, its early focus was in providing tree seedlings to corporate clients for marketing communication promotions. In 1992, a sister company, Earth-Net Communications, introduced to Tree World a Swedish formulated, 100% organic, animal repellent—Plantskydd™.

Proven WinnersProven Winners

Proven Winners is the largest brand of ornamental garden plants in the county. The Proven Winners brand was created by three leading U.S. plant propagators in 1992. The Proven Winners group also sells a complementary brand, Proven Selections®, which consists of regional favorite varieties that complement Proven Winners. 




Suburban Lawn & GardenSuburban Lawn and Garden

Suburban Lawn & Garden started in the early 1950's as a lawn mowing business. In the fifty plus years since, Suburban has grown into a multi-faceted retail, wholesale and service organization dedicated to the principles of growing superior products, providing excellent service and always delivering great value. Suburban Lawn and Garden now operates three garden centers/nurseries, Overland Park and Lenexa, Kansas and Kansas City, Missouri. They have two growing facilities that supply nearly 75% of the trees, shrubs and bedding plants sold at the nurseries. Suburban also maintains a yard-waste recycling center which accepts yard-waste for recycling into mulch and soil products.

Vintage Hill Farm

Vintage Hill Farm

Vintage Hill Farm is a nursery and greenhouse like no other! Over 1,700 varieties of plants from common to things you have never seen before. Huge selection of pottery, tropicals and houseplants, succulents and cacti, herbs, vegetables, trees and shrubs and  more. Located in the scenic river hills of Howard County on a historic 100-acre farm. Easy to find, just 6 miles north of the downtown Boonville Bridge on the left on Hwy 87. 

Water's EdgeWater's Edge

Find Water’s Edge and find the water garden specialists! Outside, every nook and cranny is filled with water plants, containers and garden ornament. Waterlilies and Lotus abound, surrounded with an amazing variety of other exotic water plants. Thier display gardens demonstrate various design concepts which lend themselves to the enhancement of garden and home spaces of all kinds. Inside They have stocked the best quality materials and supplies for the water garden, devoting themselves to keeping up with the constant changes in the industry. Find gifts for gardeners, water gardeners, and non-gardeners alike. Water's Edge provides consistent quality service and information, and love what they do!



Westlake Hardware Westlake Hardware

Westlake Ace Hardware, founded in 1905,operates hardware stores in Missouri, Kansas, Nebraska, Iowa, Oklahoma, Texas and New Mexico. Westlake is the largest member of the Ace Hardware Cooperative, giving the company access to more than 70,000 items. Westlake carries a wide range of lawn and garden products and operates large Garden Centers adjacent to many of its stores. 

Wild Birds Unlimited of LeawoodWild Birds Unlimited of Leawood

Passionate about birds and nature. Wild Birds Unlimited of Leawood is located in Camelot Court Shopping Center at 119th & Roe Avenue (Hen House Parking Lot) at the North end of the parking lot under the blue awning .