
All of the people listed on this page have volunteered to answer your questions regarding nuts, persimmons, and paw paws.
Experts are listed by category, with either an e-mail address or street address with telephone number. Click on a category to see its list of experts. Categories are listed alphabetically.
| ALMOND | BUARTNUT | BUTTERNUT | CHESTNUT |
| HAZELNUT | HEARTNUT | HICKORY | HICAN |
| NUT TREE CROPS/ FORESTRY | OAK | PAW PAW | PECAN |
| PERSIMMON | PINE NUT | PISTACHIO | BLACK WALNUT |
| MANCHURIAN WALNUT | PERSIAN WALNUT | For future use | |

Clayton Weeks is a researcher with the USDA Clonal Germplasm Repository at Davis, CA.
e-mail: cfweeks@ucdavis.edu
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615
Douglas Campbell is a nurseryman and breeder.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Ernest Grimo is a nurseryman and breeder.
Address: RR 3; Niagra-on-the-Lake; Ontario, Canada; LOS -1JO
Telephone: (905) 934 - 6887
Email: nuttrees@grimonut.com

Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Ernest Grimo is a nurseryman and breeder.
Address: RR 3; Niagra-on-the-Lake; Ontario, Canada; LOS -1JO
Telephone: (905) 934 - 6887
Email: nuttrees@grimonut.com
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615

Our chestnut experts have prepared a page of answers to frequently asked questions about chestnuts. Please visit this page before contacting our chestnut experts by clicking here. A link back to this page is provided in case you still need to contact a chestnut expert.
Sandra Anagnostakis is a researcher at Connecticut Agricultural Experiment Station.
e-mail: Sandra.Anagnostakis@po.state.ct.us
Dennis Fulbright is a researcher and professor at Michigan State University.
e-mail: fulbrig1@pilot.msu.edu
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Hongwen Huang is a professor at the Wuhan Institute of Botany in P.R. China
e-mail: hongwen@public.wh.hb.cn
Address: Dr. Hongwen Huang; Wuhan Institute of Botany;
The Chinese Academy of Sciences; Moshan, Wuchang, Wuhan city;
Hubei 430074; The People's Republic of China
Telephone: 86-27-87510232 (office)
Douglas Campbell is a nurseryman and breeder.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Sidney Grinnell is a nurseryman and breeder.
Address: 14495 Morrice Road; Perry, MI 48872
Telephone: (517) 625-7176
Fax: (517) 625-0442
E-mail: grinnellnursery@tds.net
Shawn Mehlenbacher is a researcher and breeder at Oregon State University.
Many visitors have found answers to their questions at http://www.orst.edu/dept/hort/orchardnet/haindex.htm.
E-mail: mehlenbs@bcc.orst.edu
Contact Mr. Mehlenbacher if you still have a question after you have visited the above Web site.
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615
Douglas Campbell is a nurseryman and breeder.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Top of Expert List
Ernest Grimo is a nurseryman and breeder.
Address: RR 3; Niagra-on-the-Lake; Ontario, Canada; LOS -1JO
Telephone: (905) 934 - 6887
Email: nuttrees@grimonut.com
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615

Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Ronald Curtis is chairman of NNGA's hickory registry committee.
Address: 21105 20th Road; Parsons, Kansas 67357-7805
Telephone: (316) 421 - 2834
e-mail: rcurtis@par1.net
Ernest Grimo is a nurseryman and breeder.
Address: RR 3; Niagra-on-the-Lake; Ontario, Canada; LOS -1JO
Telephone: (905) 934 - 6887 Fax: (905) 934 - 9463
e-mail: nuttrees@grimonut.com
David Johnson is a hobbyist and President of NNGA.
Address: 3500 Coolville Station Road; Coolville, OH 45723
Telephone: (614) 667-6431e-mail: dgjohns@frognet.net
Fred Blankenship is an avid enthusiast and manufacturer of Mr. Hickry Nut Cracker.
Address: 2386 N. Grandview; Cecilia, KY 42724
Telephone: (270) 828-6141
Lois Davie is an orchardist and grafter.
Address: 3100 Kane Road; Aliquippa, PA 15001
Telephone: (724) 375-4767
DouglasCampbell is a nurseryman and breeder.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com

Karl Davies is a forest investment and management consultant.
e-mail: kdavies@igc.apc.org
Gene Garrett is an expert on forestry and is the President of the Association
for Temperate Agroforestry (AFTA).
e-mail: Gene_Garrett@muccmail.missouri.edu
NOTE: There is an underscore in this e-mail address: Gene_Garrett

Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Don Cobb grows and studies oaks. He also selects and prepares acorns for eating.
Address: 625 W. River Rd., Waterloo, NY 13165-9763
Telephone: (315) 789-3701
Douglas Campbell is a nurseryman and breeder of rare and ornamental oaks.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)

Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Ernest Grimo is a nurseryman and breeder.
Address: RR 3; Niagra-on-the-Lake; Ontario, Canada; LOS -1JO
Telephone: (905) 934 - 6887 Fax: (905) 934 - 9463
e-mail: nuttrees@grimonut.com

Desmond Layne is an Assistant Professor of Horticulture at Clemson University,
and is a former President of the PawPaw Foundation. His home page contains additional
information about him and links to pawpaw resources.
e-mail: dlayne@clemson.edu
Address: Clemson University; F152 Poole Agricultural Center;
Box 340375; Clemson, SC 29634-0375
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
William Heiman is a hobbyist, grafter, and editor of the Indiana Hoosier.
Address: 717 Ernie-Lu Avenue; Anderson, IN 46013
Telephone: (765) 643-4582
E-mail: billheiman@skyenet.net
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com
Snake Jones is a researcher at Kentucky State University.
Address: Pawpaw Research Program; Kentucky State University;
147 Atwood; Frankfort, KY 40601-2355
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Ronald Curtis is chairman of NNGA's pecan registry committee.
Address: 21105 20th Road; Parsons, Kansas 67357-7805
Telephone: (316) 421 - 2834
e-mail: rcurtis@par1.net
Wesley Rice is an author and pecan consultant.
Address: 333 Braden School Road; Ponca City, OK 74604
Telephone: (580) 765 - 7049
e-mail: wrice@poncacity.net
Douglas Campbell is a nurseryman and breeder of northern pecan.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Louise Ferguson is a pomology extension specialist.
e-mail: louise@uckac.edu
Jerry Lehman is a hobbyist and Secretary of NAFEX (National Fruit Explorers).
e-mail: jwlehman@aol.com
William Heiman is a hobbyist, grafter, and editor of the Indiana Hoosier.
Address: 717 Ernie-Lu Avenue; Anderson, IN 46013
Telephone: (765) 643-4582
E-mail: billheiman@skyenet.net
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com
Top of Expert List
Louise Ferguson is a pomology extension specialist.
e-mail: louise@uckac.edu

Jerry VanSambeek is a research plant physiologist at the USDA Forest Service.
Address: North Central Research Station; USDA Forest Service; 202 Natural Resources Bldg., UMC, Columbia, MO 65211-7260
Telephone: (573) 875 - 5341 Ext. 233
Fax: (573) 882-1977
e-mail: jvansambeek@fs.fed.us
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com
Wesley Rice is an author and pecan consultant.
Address: 333 Braden School Road; Ponca City, OK 74604
Telephone: (580) 765 - 7049
e-mail: wrice@poncacity.net
William Heiman is a hobbyist, grafter, and editor of the Indiana Hoosier.
Address: 717 Ernie-Lu Avenue; Anderson, IN 46013
Telephone: (765) 643-4582
E-mail: billheiman@skyenet.net
Billie Hanson is a commercial Black Walnut grower and a supplier of nut meats, scion wood, seed nuts and information.
Address: 19304 238 Avenue; Centerville, IA 52544-9804
Telephone: (641) 856 - 8375
E-mail: benswalnuts@yahoo.com
Douglas Campbell is a nurseryman and breeder of northern pecan.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
John Harrell is a nurseryman, custom grafter, and a member of The Walnut Council.
Address: 7668 West 600 South; Morgantown, IN 46160
Telephone: (812) 597 - 2043
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615
Top of Expert List
Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Douglas Campbell is a nurseryman and breeder of northern pecan.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
John Gordon is a nurseryman and breeder.
Address: 1385 Campbell Blvd.; Amherst, NY 14228-1404
Telephone: (716) 691 - 9371
E-mail: nuttreegordon@hotmail.com

Charles Rhora has been propagating and plant breeding nut and fruit trees for over 35 years. He is the owner of Rhora's Nut Farm & Nursery.
Address: RR #1, Wainfleet, Ontario, Canada; LOS 1VO
Tel: 905-899-3508
Email: e-mail: rhoras@nuttrees.com
Sidney Grinnell is a nurseryman and breeder.
e-mail: grinnellnursery@tds.net
Address: 14495 Morrice Road; Perry, MI 48872
Telephone: (517) 625-0442
Fax: (517) 625-3760
Douglas Campbell is a nurseryman and breeder of northern pecan.
Address: RR1; Niagra-on-the-Lake; Ontario, Canada; LOS - 1JO
Telephone: (905) 262 - 4927 (Evening 8 - 10 PM, Eastern Time)
Lois Davie is an orchardist and grafter.
Address: 3100 Kane Road; Aliquippa, PA 15001
Telephone: (724) 375-4767
John Harrell is a nurseryman, custom grafter, and a member of The Walnut Council.
Address: 7668 West 600 South; Morgantown, IN 46160
Telephone: (812) 597 -2043
Clive Simms is a nurseryman and breeder.
Address: Woodhurst, 6 Main Road; Essendine;
Stamford, Lincolnshire; PP9 4QL; England
Telephone: (from US) 011 44 1780 - 55615
Top of Expert List
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