UNL Plant Growth Facilities

Mission Statement:
The Plant Growth Facilities Service Center will provide high quality greenhouse and growth chamber spaces and the professional support that meets the needs of UNL’s Research, Teaching, and Extension programs.
Faculty Greenhouse Committee:
Anne Streich - Committee Chair - Agronomy and Horticulture
Stephen Wegulo - Secretary - Plant Pathology
Edgar Cahoon - Biochemistry / PSI
Keenan Amundsen - Agronomy and Horticulture
James Schnable - Agronomy and Horticulture
Lance Meinke - Entomology
Scott Sattler - USDA-ARS
Matthew Anderson (Ad-hoc member) – EHS
Hector Santiago (Ad-hoc member) - ARD
Amy Hilske (Ad-hoc member) - UNL Greenhouse Director

Primary Contacts:

Greenhouse Director

Amy Hilske
Phone: 402-326-8359
Email: ahilske2@unl.edu

Amy is responsible for the operation of all greenhouse and growth chamber facilities across City, East & Nebraska Innovation Campuses in coordination with the UNL Faculty Greenhouse Committee. Amy had served as the Beadle Greenhouse Manager at UNL for 9 years. Amy has a Bachelor’s degree from the University of Wisconsin-River Falls in Horticulture, and a Master’s degree in Horticulture from UNL. Amy has worked in greenhouse environments since 1994, has participated in Undergraduate and Graduate instruction, and co-owns a winery in Ashland. Amy enjoys gardening, wine, and cooking.

Greenhouse Managers

Beadle Center
Samantha Link

Phone: (Office) 402-472-4177  (Cell) 402-450-6488
Email: slink2@unl.edu

Samantha has been working at the Beadle Center Greenhouses on UNL’s campus for 17 years.  Samantha has a Bachelor’s of Science in Horticulture from UNL.  Samantha’s hobbies include running, reading and spending time with friends and family.

East Campus Greenhouses
Jeff Witkowski
Phone: (Office) 402-472-7037  (Cell) 402-525-6245
Email: jwitkowski2@unl.edu

Jeff has worked with the Agronomy Horticulture Department at the John Seaton Anderson Turfgrass Research Facility for the last 25 years. Jeff received his Bachelors of Science in Horticulture with Business minor in 2008 from UNL. During his spare time, Jeff enjoys hunting, fishing and spending time with his family.

Greenhouse Innovation Center (NIC)
Troy Pabst (
Currently on Military Leave)
Please contact Amy Hilske for assistance:

Phone: 402-326-8359            
Email: ahilske2@unl.edu

Troy manages the new greenhouse complex located on Nebraska Innovation Campus. Troy has worked for the University for 18 years and has a Bachelor’s degree in Horticulture from the University of Nebraska. Troy is a First Sergeant in Nebraska Army National Guard and enjoys traveling, working on his acreage, and Farmall tractors.

Plant Pathology
Donn Ladd

Phone: (Office) 402-472-2624  (Cell) 402-770-3688
Email: dladd1@unl.edu

Donn has been the Greenhouse Manager and the Computer Support Person for the Plant Pathology Department at UNL for 31 years. Donn has a Bachelor’s of Science and a Master’s degree in Horticulture from Kansas State University. Donn’s hobbies are plant breeding and computer building.

Service Requests

    *All policies were prepared and approved by the UNL Faculty Greenhouse Committee


    Committee Minutes