Skip to content, Accesskey F: Farm & Ranch, Accesskey Y: Yard & Garden, Accesskey B: Business & Communities, Accesskey E: Environment & Nature,Accesskey H: Health & Living, Accesskey 4: 4H & Youth

Donate Now
Farm & Ranch
- Insects & Plant Disease
  Pick up know-how for tackling diseases, pests and weeds.
- Ag Economics & Marketing
  Farm bill, farm marketing, agribusiness webinars, & farm policy.
- Animals & Forages
  Find tactics for healthy livestock and sound forages.
- Row Crops
  Commercial row crop production.
- Weed Management
  Agriculture weed management resources.
- Commercial Horticulture
  Specialty crops including turfgrass, vegetables, fruits, and ornamentals.
- Technology in Agriculture
  Use virtual and real tools to improve critical calculations for farms and ranches.
- Agritourism, Aquaculture, & Farm Safety
  Our programs include aquaculture, diagnostics, and energy conservation.
- Biosecurity Best Practices
  Keep our food, fiber and fuel supplies safe from disaster.
- Farm & Ranch Resource Library
  Learn to ID forages and more.
- Pesticide Training & Licensing
  Commercial & Non-commercial training and education.
Yard & Garden
- Master Gardener Program
  Gaining garden smarts and sharing skills.
- Home Landscaping
  Creating beauty in and around the home.
- Lawns and Turf
  Maintenance calendar, and best practices.
- Vegetable Gardening
  Coaxing the best produce from asparagus to zucchini.
- Plant Health Clinic
  What’s wrong with my plants? The clinic can help.
- Plant of the Week
  Featured trees, vines, shrubs and flowers.
- Ask the Pest Crew
  Ask our experts plant, animal, or insect questions.
- Small Fruits & Nuts
  Enjoying the sweet fruits of your labor.
- In the Garden
  Herbs, native plants, & reference desk QA.
- Youth and Gardening
  Growing together from youth to maturity.
- Plant, tree, & weed databases
  Crapemyrtles, hydrangeas, hort glossary, and weed ID databases.
- Bees & Beekeeping
  Get beekeeping, honey production, and class information.
- Butterfly gardening
  Grow a pollinator-friendly garden.
Business & Communities
- Leadership Development
  Equipping individuals to lead organizations, communities, and regions.
- Strategic Planning for Communities
  Guiding communities and regions toward vibrant and sustainable futures.
- Entrepreneurship and Tax School
  Guiding entrepreneurs from concept to profit.
- PTAC & Government Contracting
  Expanding your business by learning the language of government contracting.
- Economic Development
  Find trends, opportunities and impacts.
- Voter Education
  Providing unbiased information to enable educated votes on critical issues.
- Public Policy Center
  Increase your knowledge of public issues & get involved.
- Local Government
  Research-based connection to government and policy issues.
- Local Foods
  Support Arkansas local food initiatives
- Census
  Get the facts and get involved with the 2020 Census.
Environment & Nature
- Disaster Preparedness
  Preparing for and recovering from disasters.
- Professional Education Opportunities
  Licensing for forestry and wildlife professionals.
- Water Quality and Conservation
  Preserving water quality and quantity.
- Air Quality and Standards
  Cleaner air for healthier living.
- Firewood and Energy
  Firewood & bioenergy resources.
- Forestry Management
  Managing a complex forest ecosystem.
- Wildlife Resources
  Learn to manage wildlife on your land.
- Soil Education and Testing
  Soil quality and its use here in Arkansas.
- Invasive Species
  Learn to ID unwanted plant and animal visitors.
Health & Living
- Food & Nutrition
  Eating right and staying healthy.
- Food Safety & Preservation
  Ensuring safe meals.
- Health & Exercise
  Taking charge of your well-being
- Personal Finance
  Making the most of your money.
- Personal & Family Well-Being
  Making sound choices for families and ourselves.
- Child Care Providers
  Nurturing our future.
- Aging
  Understanding aging and its effects.
- Extension Homemakers
  Giving back to the community.
- Emergency Preparedness
  Managing safely when disaster strikes
4-H & Youth
- About 4-H
  Getting the 411 on 4-H.
- Volunteering
  Volunteer with 4-H
- Teambuilding
  Learn to build a better team.
- Event calendar
  Check out our upcoming events.
- Program areas
  Animals, ATVs, robotics, and more!
- 4-H & Youth Resource Library
  What else do you need to know? Check it out.
- Summer & Day Camps
  Learn about our summer and day camp opportunities.
- Arkansas Outdoor School
  Hands-on activities in an outdoor setting.

Cultivars with Height of 18 to 20 Feet

Printer Friendly - List of All Cultivars
Printer Friendly - List of Cultivars with Height of 18 to 20 Feet

Cultivars with Height of 18 to 20 Feet Listing
Cultivar	Flower Color	Size/ habit	Parentage	Exfoliating Bark ^x	Susceptibility to Powdery Mildew ^z	Susceptibility to Leaf Spot ^y	Fall Color
Centennial Spirit	red/ purple	18' x 8'	indica	fair	MS	S	-
Conestoga	pale lavender	18'/ open arching	indica	fair	R	-	yellow
Near East	light pink	18'/ open spread	indica	fair	R	S	yellow orange
Powhatan	lavender	18'/ upright	indica	fair	MS	MS	yellow orange
Sioux	vivid pink	17' x 14'	hybrid	good	R	R	maroon
Tuskegee	coral-pink	18' x 12'	hybrid	fair/good	R	R	red orange

^x Bark scale: exceptional, great, good, fair

^y Powdery mildew (fungus) susceptibility: VS=very susceptible, S=susc., MS=moderately susc., R=resistant, VR=very resistant

^z Cercospora (fungus) leaf spot susceptibility: VS=very susceptible, S=susc., MS=moderately susc., R=resistant, VR=very resistant