Department: Horticulture

Alex Niemiera

Alex NiemieraProfessor, assistant dean of student programs
Department of Horticulture

Expert in woody landscape plants; and environmental horticulture


  • Irrigation/fertilizer aspects of container-grown plants
  • Woody landscape plants
  • Nursery production
  • Environmental horticulture
  • Undergraduate curriculum

James “Jim” Owen Jr.

owen-jimAssistant professor, Extension specialist
Hampton Roads Agricultural Research and Extension Center
Department of Horticulture

Expert in woody ornamental crop production systems; plant, water, mineral nutrient, soil/substrate inter-relationships; abiotic disorders


  • Nursery crop production; container and field
  • Soilless substrate (i.e. growing media)
  • Irrigation and water management
  • Woody ornamental crop fertility; container and field
  • Mineral nutrient environmental fate
  • Water and nutrient use efficiency in woody ornamental crops

Holly Scoggins

HollyScogginsAssociate professor
Department of Horticulture

Expert in production and use of herbaceous landscape plants.


  • Propagation and production of herbaceous perennials
  • Greenhouse management
  • Marketing of nursery and greenhouse products
  • Landscape use of perennials, tropicals, and annuals
  • Cut-flower production
  • Hops

Amber Vallotton

Amber VallottonExtension specialist, fresh produce food safety team coordinator
Department of Horticulture

Expert in on-farm risk assessment and best practices for produce food safety


  • Extension programming in on-farm fresh product food safety
  • On-farm risk assessment
  • Good Agricultural Practices mentoring and certification training
  • Produce safety rule training