Winter's a great time to prune trees! Ever wonder how long it takes for a pruning wound to callus over? Watch this 1-minute video for a real-world example ...
The video is about a minute and a half. I shot this the other night after tree planting. Enjoy! -Joe Zeleznik
How long does it take a pruning wound to callus over? Here's the second video demonstrating the answer, with a real-world example from North Dakota.

Are your Autumn Blaze maples displaying yellowing leaves with green veins? Check out our new NDSU Extension publication on Iron Chlorosis:…/lawns-gar…/iron-chlorosis-in-trees

Esther McGinnis, NDSU Extension Horticulturist

Iron chlorosis is a major tree-health issue found throughout the state. This document summarizes the biology and ecology of the issue, including susceptible species and soils most likely to create this problem. Soil treatments and stem injections are discussed.

Here is an innovative way to protected against spotted wing drosophila without using chemicals:…/grower-says-shes-beating-…/…

Esther McGinnis, NDSU Extension Horticulturist

Berry grower sees promise with exclusion netting trial.

News stories like this keep horticulturists, foresters and weed scientists awake at night! I hope this isn't happening in ND.…/uoia-mmr010818.php

Esther McGinnis, NDSU Extension Horticulturist

Gardeners hoping to celebrate the beauty of American bittersweet -- a native vine that produces orange berries in the fall and is used for wreaths -- may be unwittingly buying an invasive bittersweet instead. That's because many Midwestern retailers are selling oriental bittersweet with labels misid...

High tunnel enthusiasts, join us on Wednesday, January 10th at 1:00 p.m. (CDT) for a webinar on high tunnel construction. Kyla Splichal from the Williston REC will be presenting. Here is the webinar link:

Zoom is the leader in modern enterprise video communications, with an easy, reliable cloud platform for video and audio conferencing, chat, and webinars across mobile, desktop, and room systems. Zoom Rooms is the original software-based conference room solution used around the world in board, confer...

When should you use the term "variety" or the term "cultivar"? Check out this article for an explanation:…/CultivarOrVariety.…

Esther McGinnis, NDSU Extension Horticulturist

As a horticulturist, it is important that I use the right terms the right way (at least most of the time). Variety and cultivar are two terms often abused by gardeners and horticulturists.

Consider making some gardening resolutions for the New Year!…/editors-blog/12-new-years-resoluti…

Esther McGinnis, NDSU Extension Horticulturist

These 12 ideas can help you be the best gardener you can be. Resolve to meet one goal each month, or simply use them as inspiration to keep you trying new things. Read Article

A classic American tree has run its course:…/white-house-magnolia-tree…/
-Joe Zeleznik

Despite multiple attempts to save it, the tree is in bad shape

Here are some great reminders that the plight of bees is much more complex than we realize:…/top_eight_take_home_messages_of_t…

Esther McGinnis, NDSU Extension

A complex topic of pollinator decline was discussed and demystified for attendees of the 2017 Protecting Pollinators in Urban Landscapes Conference.

This is the final weekend for Master Gardener applications!

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Just a reminder that the Thanksgiving holiday may be a good time to fill out your application to join the Master Gardener Program! We will be accepting applications through December 1st on our website:

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We are now accepting a limited number of applications to join the NDSU Extension Master Gardener Program. The ten-week Master Gardener Core Course will start on Friday, January 19th and end on March 23rd, 2018. The class can be taken online but we will also offer classroom training in Bismarck, Fargo, and Grand Forks. If you are interested, please visit our homepage for details:

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The mums and ornamental kale look really nice at Churchill Downs

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Wow, our bees were still active on October 25th! My aster plant was the last plant blooming on the block and was covered with bees. It sure pays to plant fall-blooming plants for our pollinators.

Esther McGinnis, NDSU Extension Horticulturist

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Do you have worms in your apple or spots on the skin? Check out our new Dr. Apple Tree website for diagnosis:

Esther McGinnis, NDSU Extension Horticulturist

This website was supported by the U.S. Department of Agriculture’s (USDA) Agricultural Marketing Service through grant 14-SCBGP-ND-0038.Its contents are solely the responsibility of the authors and do not necessarily represent the official views of the USDA.
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NDSU Plant Sciences

Congratulations to Horticulture master’s student Kyla Splichal, who won first place for her poster presentation in the Herbs, Spices, and Medicinal Plant Workin...g Group's first graduate student poster competition at the annual meeting of the American Society for Horticultural Science!

Splichal co-authored the poster, Hop Selections for North Dakota, with NDSU Department of Plant Sciences professor and high value crops project leader Harlene Hatterman-Valenti, NDSU Williston Research Extension Center Director Jerald Bergman, and WREC Irrigation Research Agronomist Tyler Tjelde. See the full story at #NDSUtrue

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