Everything About Apple Trees
https://www.ag.ndsu.edu/drappletree

Trees of North Dakota Handbook
https://www.ag.ndsu.edu/trees/handbook.htm

2015 Cultivar Trials of Bedding Plants NDSU, Fargo
https://www.ag.ndsu.edu/plantsciences/research/gardens/2015CultivarTrials_BeddingPlants.pdf

Living Landscapes in North Dakota
http://www.nrcs.usda.gov/Internet/FSE_DOCUMENTS/nrcs141p2_001520.pdf

Sustainable Urban Landscape
http://www.extension.umn.edu/garden/landscaping

ND Game & Fish Department: Wildlife and Plants
http://gf.nd.gov/wildlife

MN DNR (Go to Nature + Plants + prairie or invasives)
http://www.dnr.state.mn.us/index.html

Ladybird Johnson Wildflower Center
https://www.wildflower.org/collections/collection.php?collection=ND

American Hemerocallis Society
http://www.daylilies.org

American Orchid Society
http://www.aos.org

Orchids Limited
http://www.orchidweb.com/about.html

Herb Society of Manitoba
http://www.herbsocietymb.com/Programs.htm

Proven Winners
https://www.provenwinners.com

Monrovia
http://monrovia.com
FB: https://www.facebook.com/monroviagrowers

Fat Plants Nursery – eNews and blogs by the “Plant Whisperer”
http://www.fatplantssandiego.com

Minnesota Bumble Bee Survey
FB: https://www.facebook.com/minnesotabumblebeesurvey

Save Our Monarchs Foundation
http://www.saveourmonarchs.org

Monarch Watch
http://www.monarchwatch.org/