Greenhouse Production & Economics

Articles

cut flowers in bunches for sale
Cut Flower Production and Business Resources
Videos from Extension experts, plus practical tools and guides for cut flower growers
Explore UNH Extension videos, tools and guides on cut flower production, fertility, pricing, sales forecasting and more. Learn More
Inside of a greenhouse with colorful flowers in the foreground.
2026 Webinar Series for Greenhouse, Nursery & Garden Center Professionals
Webinar series for Greenhouse, Nursery and Garden Center Professionals meets once a month, virtual. Cost: $10/webinar. Each webinar will earn one pest... Learn More
View of a greenhosue interior space with colorful hanging plant pots.
2025 Webinar Series for Greenhouse, Nursery & Garden Center Professionals
Webinar series for Greenhouse, Nursery and Garden Center Professionals meets once a month, virtual. Cost: $10/webinar. Each webinar will earn one pest... Learn More

Events

Resources

Constructing a Greenhouse or High Tunnel [video]
A one-of-a-kind, comprehensive 6-part video series covering the intricacies of greenhouse or high tunnel construction. Developed by the University of ... Learn More
Fertilizer Injection Calibration [fact sheet]
Fertilizing too much or too little are the most common nutritional problems in greenhouse production.

Fertilizer injectors are used for... Learn More
a small greenhouse
Very Small Greenhouses for Back Yards
When a gardener has had some success with growing plants “in season”, often the next logical step is to work on extending the season or even controlli... Learn More
Supplemental Lighting Run Time Worksheet
As supplemental lighting in New Hampshire greenhouses becomes more common, the question of "how long should the lights run?" becomes more co... Learn More
Seedlings under lights
Growing Seedlings Under Lights [Fact Sheet]
Many farmers and homeowners grow their own seedlings for transplant.  Doing this indoors can save the cost of buying, heating and maintaining a greenh... Learn More
basil growing in a greenhouse with correct sunlight
How to site a greenhouse to receive the most sun
Many factors go into proper site selection for a greenhouse, such as slope, access and proximity to utilities. An important factor is how much sunligh... Learn More

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