Columbus, Ohio, January 26-28

CENTS is a show for professionals engaged in any aspect of the green industry: grower, garden center, landscape contractor, landscape maintenance, turfgrass and arborist.The show takes place at the Greater Columbus Convention Center in Columbus, Ohio, which features 426,000 square feet of exhibition space; 61 individual meeting rooms; two ballrooms totaling 45,000 square feet; and more.

The nationally acclaimed Ohio State University (OSU) Nursery Short Course runs concurrently with the show. (OSU Nursery Short Course attendees are charged fees by the Ohio State University.) Four power-packed days offer more than 120 programs!

Other events held during CENTS include The Ohio Nursery and Landscape Association’s (ONLA) annual business meeting and luncheon, Ohio Certified Nursery Technician testing, Certified Landscape Technician testing, The American Nursery & Landscape Association’s (ANLA) Town Hall Meeting, Ohio FFA Landscape Career Development Event, PLANET Town Hall Meeting and more.

CENTS offers over 600 exhibiting firms from across North America who will preview the latest trends for spring and showcase new products at special show pricing.

For complete schedule, registration form and maps, log onto

OSU Nursery Short Course Hours:
Sunday, January 25: 7 a.m. – 9 p.m.
Monday, January 26: 8 a.m. – 1 p.m.
Tuesday, January 27: 8 a.m. – 5 p.m.
Wednesday, January 28: 7 a.m. – 4 p.m.
CENTS Show Hours:
Monday, January 26: 10 a.m. – 5 p.m.
Tuesday, January 27: 10 a.m. – 5 p.m.
Wednesday, January 28: 9 a.m. – 2 p.m.

OSU Nursery Short Course Program

Sunday, January 25
Full-Day Workshops

  • P.L.A.N.T. Seminar (PPA)
  • Greenhouse Management Workshop
  • Container Irrigation Hands-On Workshop

Afternoon Workshops
1 – 4 p.m.

  • Organizational Culture & Supervision-Becoming a Successful People Helper
  • Working with Stone: The Entire Process
  • Digital Garden Photography Workshop

5:30 – 6 p.m.

  • OSU Nursery Book Store Open

6 – 6:45 p.m.

  • Hidcote a 20th Century Icon-Glyn Jones

7 – 8 p.m.

  • ONLA Landscape Awards Program Ceremony

8:15 – 9 p.m.

  • Managing Historic Gardens-Glyn Jones

Monday, January 26
8 – 8:50 a.m.

  • Pest Management: Worker Protection Standard-revisited
  • Landscape Design/Architect: Improving the Company Image: How to Keep Clients for Life
  • Landscape Contracting: Selling High-End Design/Build Projects
  • Grower: Alternatives to Pine Bark in Container Production
  • Retail: Selling Organic Products in the Garden Center
  • Plant Materials: Perennials: Plant, Enjoy, Repeat!
  • Greenhouse: Maumee Valley Growers: NW Ohio Greenhouses Collaborate to Compete
  • Management & Marketing: Understanding the Green Roof Market

9 – 9:50 a.m.

  • Pest Management: Common Oak Tree Problems
  • Landscape Design/Architect: Hidcote Back to Johnston
  • Landscape Contracting: What it Takes to be a Top Sales Person
  • Grower: Compost in Nursery Container Substrates
  • Retail: Questions to Ask the Customer to Help Diagnose Plant Problems
  • Plant Materials: Native Woodland Wildflowers for Ohio Landscapes
  • Greenhouse: Growers Energy Solution (GES) Program: Collaboration Can Save Energy Costs
  • Management & Marketing: Sustainability I$ Green

10 – 10:50 a.m.

  • Pest Management: Managing Insect & Mite Pests of Conifers in Ohio Landscapes
  • Landscape Design/Architect: Plant Hunting in Johnston’s Footsteps
  • Landscape Contracting: Green Roof
  • Grower: Container Plant Irrigation & Fertilization: Some Predictable Occurrences
  • Retail: Alternative Pest Control Options
  • Plant Materials: Annuals for the Landscape
  • Greenhouse: Saving Energy with a Self-Evaluation: How Virtual Grower Software Can Help You
  • Management & Marketing: Sustainability—Work You Can Live By

11 – 11:50 a.m.

  • Pest Management: Fungus Gnats and Shore Flies
  • Landscape Design/Architect: Your Digital Garden Photos—What to Do With Them
  • Landscape Contracting: How to Negotiate Like a Pro
  • Grower: Nutrient Interactions: Why Can’t Fe and Mn Just Get Along?
  • Retail: Raising the Bar by Lowering the Intimidation Factor
  • Plant Materials: High-Impact, Low-Care Plants
  • Greenhouse: Growing Green: Green Circle Growers’ Approach to Sustainability
  • Management & Marketing: Moving the Business from Traditional to Green

12 – 1 p.m.

  • Landscape Contracting: Bright Ideas & Networking
  • Grower: Speakers Unplugged
  • Retail: Sandwiches, Sodas & Sensational Ideas

Tuesday, January 27
8 – 8:50 a.m.

  • Pest Management: Scouting a Crop Quickly & Accurately
  • Landscape Design/Architect: The Lawn-Free Landscape-Planting Meadows Rather Than Grass
  • Landscape Contracting: Model for Success for Hardscapes
  • New Production Methods: Current Field Fertility Practice
  • Retail: Where is the Retail Garden Business Today?
  • Plant Materials: Elms are Back …
  • Turf: Solving Lawn Problems
  • Management & Marketing: Energy Efficiency in Greenhouse Production
  • Spanish (en Español): Basics of Plant Diseases

9 – 9:50 a.m.

  • Pest Management: Modes of Actions of Insecticides
  • Landscape Design/Architect: Designing the Energy-Wise Landscape
  • Landscape Contracting: How to Design, Sell & Build Outdoor Living Spaces
  • New Production Methods: PGRs in the Herbaceous Perennial Nursery
  • Retail: Profit—Now You See It, Now You Don’t
  • Plant Materials: Exploring Tropicals … It’s a Jungle Out There!
  • Turf: Organic Lawn Care
  • Management & Marketing: Where Does Sustainability Fit Into Your Marketing Strategy?
  • Spanish (en Español): Cultural Issues Workers Should Know About Planting

10 – 10: 50 a.m.

  • Pest Management: Optimizing Control Measures for Armored Scale: a 40-year Quest
  • Landscape Design/Architect: How Green Are You: Sustainability in the “Green” Industry
  • Landscape Contracting: Managing Work Crews & Foreman Training: Part I
  • New Production Methods: How to Determine Compost Quality
  • Retail: How Winning Garden Centers Maximize Sales
  • Plant Materials: Medium-Sized Shrubs for the Landscape
  • Turf: Pest Problems: Nematodes, Grubs
  • Management & Marketing: Water Conservation: Can You Do More with Less?
  • Spanish (en Español): Plant ID: Shrubs

11 – 11:50 a.m.

  • Pest Management: Obtaining Consistent Results with PGRs
  • Landscape Design/Architect: Designing a Sustainable Perennial Garden
  • Landscape Contracting: Managing Work Crews & Foreman Training: Part II
  • New Production Methods: The "ACE" System of Tree Liner Production
  • Retail: What will Stores Look Like in the Future?
  • Plant Materials: Evaluation to Introduction: What it Takes to Hit the Marketplace
  • Turf: Factors Affecting the Performance and Efficacy of Turfgrass Herbicides
  • Management & Marketing: Marketing Crops Effectively
  • Spanish (en Español): Propagation

1 – 1:50 p.m.

  • Foundations & Fundamentals: Keys to Healthy Plant Growth: Where Nature Meets Nurture

2 – 2:50 p.m.

  • Foundations & Fundamentals: Reduce, Reuse, Recycle: The Three R’s and Weed Control

3 – 3:50 p.m.

  • Foundations & Fundamentals: The Foundation Trilogy: The Disease Triangle and Plant Disease Management

4 – 4:50 p.m.

  • Foundations & Fundamentals: Managing Insect Pests by Understanding Life Cycles

Wednesday, January 28
7 – 8 a.m.

  • ONLA: Marketing Committee Update

8 – 8:50 a.m.

  • Pest Management: Invasive Plants: Concerns, Control and Prevention
  • Landscape Design/Architect: Design Principles for Residential Landscaping
  • Landscape Contracting: Break-Through Marketing?
  • Grower: Inventory Management Cases: I Think I Have What the Client Wants, But I Cannot Find It
  • Retail: Where is Retail Growth Coming From?
  • Plant Materials: Plant Selection Committee Update
  • Arborist: Pruning to Prevent Storm Damage
  • Management & Marketing: Working Smarter with Lean Tools: Part I

8 – 9:50 a.m.

  • ONLA: Implementing an Effective Safety Program for the Nursery & Landscape Industry

9 – 9:50 a.m.

  • Pest Management: Ohio Department of Agriculture Plant Pest Regulation Issues
  • Landscape Design/Architect: Plant Communities: Know Maintenance
  • Landscape Contracting: Customer Service for Your Employees
  • Grower: It’s All About the Data!
  • Retail: Marketing to Future Generations
  • Plant Materials: Fallscaping
  • Arborist: Root Disease Hardscape
  • Management & Marketing: Working Smarter with Lean Tools: Part II

10 – 10:50 a.m.

  • Pest Management: Review of 2008 Insect Pests
  • Landscape Design/Architect: Spatial Design: Form & Function
  • Landscape Contracting: Condo Management/Cluster Home Management
  • Grower: Mechanization in Modern Nursery and Greenhouse Operations
  • Retail: Garden Centers That Work: What are They Doing Right?
  • Plant Materials: Plants for Rain Gardens: What Plants, Usage/Needs, What Will Survive?
  • Arborist: Root Growth & Management in the Landscape
  • Management & Marketing: Extreme Leadership

10 – 11:50 a.m.

  • ONLA: Understanding Ohio Worker’s Compensation

11 – 11:50 a.m.

  • Pest Management: Disease 2008 Update
  • Landscape Design/Architect: Designing with Diverse Ornamental Grasses in Ohio Landscapes
  • Landscape Contracting: Efficient Operating Systems That Work: panel discussion
  • Grower: Worker’s Compensation in Ohio
  • Retail: Betting on Branding—Marketing that Really Works!
  • Plant Materials: The Moveable Garden or Getting Potted!
  • Arborist: Long-Term Effects of Herbicides on Street Trees
  • Management & Marketing: If the Company Doesn’t Win, Neither Do You

1 – 1:50 p.m.

  • Landscape/Nursery: Producing Quality Roots in the Nursery: Nothing Has Changed in the Last 10 Years, Right?
  • Design: Analyze Your Site for Success
  • Plant Materials: Slim & Trim Are In!
  • Insects & Diseases of 2008: Insect 2008 Update
  • Employee Management: Getting to “We”

1 – 4 p.m.

  • John Stanley Workshop: How to Ban Customers and Build Advocates for Your Business

2 – 2:50 p.m.

  • Landscape/Nursery: Producing Quality Trunk & Crown in the Nursery: Nothing Has Changed in the Last 10 Years, Right?
  • Design: Color Utilization in the Landscape
  • Plant Materials: Flowering Trees for the Landscape
  • Insects & Diseases of 2008: Disease 2008 Update
  • Employee Management: Managing Conflict

Special Events

Sunday, January 25
5:30 – 9 p.m.—Special Evening Program and Landscape Awards Program Ceremony

20th Century Icon-Hidcote Garden by Head Gardner Glyn Jones and, new this year, the Ohio Nursery and Landscape Association Landscape Awards Program Ceremony

5:30 – 6 p.m.—OSU Nursery Book Store Open and Cash Bar

6 – 6:45 p.m.—Hidcote a 20th Century Icon—Glyn Jones examines the design and planting of one of England’s great gardens, Hidcote Manor Garden.

7 – 8 p.m.—ONLA Landscape Awards Program Ceremony—Join the ONLA as we recognize and celebrate winning projects from the 36th annual Landscape Awards Program.

8:15 – 9 p.m.—Managing Historic Gardens—Glyn Jones, graduate of the Royal Botanical Gardens, Kew and professional gardener for 30 years, shares his views into the management issues important to a historic garden. Glyn looks closely at conservation planning, research, managing the plant collection and meeting the expectations of 150,000 visitors per year at Hidcote Manor Garden.

Monday, January 26
12 p.m.
 (preregistration recommended)

  • Bright Ideas & Networking (Landscape Contractor Lunch)—Facilitators will lead 10 separate discussions on topics critical to contractors.
  • Sandwiches, Sodas & Sensational Ideas (Retail Lunch)—An open forum session that will give you a chance to pick the brains of other industry people.
  • Speakers Unplugged (Growers Lunch)—Exchange ideas with other growers and learn about key issues, such as immigration reform, worker protection and new irrigation legislation.

Tuesday, January 27
8:30 – 10 a.m.—ANLA Ohio Chapter Annual Meeting, ANLA Town Hall Meeting and Continental Breakfast

9 – 10 a.m.—ANLA Wholesale Plant Sales Professional Meeting

12 p.m.—ONLA Annual Business Meeting and Luncheon

3 – 4:30 p.m.—PLANET Town Hall Meeting

5:15 – 7 p.m.—ONLA Job Fair