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Farm & Ranch
- 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 Crop Irrigation
  Scheduling and methods of irrigation.
  
  Extension Locations
  Explore our Extension locations around the state.
  
  Row Crops
  Commercial row crop production in Arkansas.
  
  Weed Management
  Agriculture weed management resources.
  
  Technology in Agriculture
  Use virtual and real tools to improve critical calculations for farms and ranches.
  
  Farm & Ranch Resource Library
  Learn to ID forages and more.
  
  Research Locations
  Explore our research locations around the state.
  
  Agent Demonstrations
  Get the latest research results from our county agents.
  
  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.
  
  Pesticide Training & Licensing
  Private, Commercial & Non-commercial training and education.
  
  Commercial Horticulture
  Specialty crops including turfgrass, vegetables, fruits, and ornamentals.
  
  Education in Agriculture
  Find educational resources and get youth engaged in agriculture.
Yard & Garden
- Yard & Garden
  
  Master Gardener Program
  Gaining garden smarts and sharing skills.
  
  The Arkansas Garden Blog
  Timely tips for the Arkansas home gardener.
  
  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.
  
  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.
  
  Garden Events and Programs
  Schedule these timely events on your gardening calendar.
Business & Communities
- Business & Communities
  
  Leadership Development
  Equipping individuals to lead organizations, communities, and regions.
  
  Community, Workforce, & Economic Development
  Home to the Center for Rural Resilience and Workforce Development.
  
  Entrepreneurship and Tax School
  Guiding entrepreneurs from concept to profit.
  
  APEX Accelerator & Government Contracting
  Position your business to compete for government contracts.
  
  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.
  
  Strengthening AR Communities Blog
  Read about our efforts.
  
  EDA University Center
  Find workforce info and Economic Development Administration resources.
Environment & Nature
- 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.
  
  Musings on Nature Blog
  Read about nature across Arkansas and the U.S.
  
  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.
  
  Ag & Natural Resources Blog
  Timely updates from our specialists.
Life Skills & Wellness
- Life Skills & Wellness
  
  Food & Nutrition
  Eating right and staying healthy.
  
  Food Safety & Preservation
  Ensuring safe meals.
  
  Health & Exercise
  Take charge of your well-being.
  
  AR Home Grown & Homemade
  Cooking with Arkansas foods.
  
  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.
  
  At Home with UAEX Blog
  Get tips for food, fitness, finance, and more!
  
  Homesteading in Arkansas
  Explore the art of homesteading with our expert guidance.
  
  Aging
  Understanding aging and its effects.
  
  Extension Homemakers
  Giving back to the community.
  
  Emergency Preparedness
  Managing safely when disaster strikes.
  
  Grown-Up U Podcast
  Listen to our latest episode!
4-H & Youth
- 4-H & Youth

Landscape Trees
Sourwood
(Oxydendrum arboreum)

Form with white flowers

Form in fall color

Flower and leaf structure

Top

Landscape TreesSourwood(Oxydendrum arboreum)

Form with white flowers

Form in fall color

<img title="Picture of Sourwood (Oxydendrum arboreum) tree form in orange and yellow fall colors." src="/yard-garden/images/plant_db/trees/oxydendrum_arb_fallclfm.jpg" alt="Picture of Sourwood (Oxydendrum arboreum) tree form in orange and yellow fall colors." width="214" height="300">

Flower and leaf structure

<img title="Picture closeup of Sourwood (Oxydendrum arboreum) white flower structure and leaf structure." src="/yard-garden/images/plant_db/trees/oxydendrum_arb_fllf.jpg" alt="Picture closeup of Sourwood (Oxydendrum arboreum) white flower structure and leaf structure." width="300" height="217">

Landscape Trees
Sourwood
(Oxydendrum arboreum)