What's New
Production Methods for Landscape Trees: Preliminary Research Results
For nurseries, landscapers, garden centers, horticulture retailers and others interested in tree production for landscape use.
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Landscaping at the Water's Edge: An Ecological Approach
is now available as a pdf. Click on the title above to download.
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Sour Mulch?
For answers to questions about sour mulch, click here.
Landscape, Nursery and Turf
- Sustainable Landscapes and Turf
- Nursery Crop Production
- Landscape Installation and Maintenance
- News & Views for New Hampshire's Green Industry Newsletters
- Ornamentals Extension Team
- Garden Center Resources
Environmental Horticulture is an important and diverse industry in New Hampshire. It is made up of over 800 businesses who produce, sell, install and care for landscape plants (trees, shrubs and perennials) greenhouse crops/flowers, and turfgrass. The value of this "Green Industry" exceeds $522 million each year in sales of products and services. For more information see
Economic Impact of the Environmental Horticulture Industry.
Featured Articles
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Tree Selection Guide now available Landscape Trees and Their Susceptibility to Invasive Insects is a new fact sheet that will help property owners and landscape contractors select appropriate trees for New Hampshire’s changing environment. Despite the likely arrival of exotic invasive insects like Asian longhorned beetle and Emerald ash borer, there are still many tree species not threatened by these destructive insects. Click here to learn more. |
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USDA Unveils New Plant Hardiness Zone Map In January the U.S. Department of Agriculture (USDA) released the first update of its Plant Hardiness Zone Map since 1990. “It is exciting to see a new Zone Map that is more accurate and detailed than the last version, published in 1990” said Cathy Neal, UNH Extension Specialist in Landscape Horticulture. “With more sophisticated weather stations and three decades of data, the lines between zones are much more precise than they used to be.” Click here to learn more. Want to know more about New Hampshire’s climate trends? Dr. Mary Stampone, our NH State Climatologist, has provided a copy of her recent presentation at our spring landscape conference, which you can watch here: Wacky Weather? New England Climate Trends |
