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Where there be mountains, there be chestnuts
The blight is suspected to have entered our country through an imported Japanese Chestnut tree infected with the fungus and spread rapidly from the Bronx through the Appalachians to North Carolina and Georgia. The American Chestnut Foundation is working to help the Chestnut in its fight for survival. Both NC and GA have active chapters of the foundation. The GA chapter had its annual meeting in Blairsville at the GA Mountain Research and Education Center (AKA "Experiment Station") on April 28. The center is the site of a recently planted experimental orchard of chestnut trees. The goal is to develop a hybrid chestnut variety that has the characteristics of the American Chestnut but the disease resistance of the Chinese Chestnut. Starting with trees that are 50% American and 50% Chinese, trees are back cross bred with the ultimate product being 15/16th American Chestnut but still blight resistant from the 1/16th that is Chinese chestnut.
But the Chestnut is a survivor. There are full bred American chestnut trees in our forest. Brasstown Bald has quite a few of them and some of them are fully mature trees bearing burrs and nuts. One is on the road up to the Bald by mile marker 8. It is a "mother tree" and is being used by the GA chapter to harvest nuts to grow seedlings. The process is very controlled and volunteer intensive. In the spring, volunteers gather pollen from "father" trees (in this case from a grove in VA that has disease resistant hybrids) and at just the right time, manually pollinate the Brasstown tree and cover the blooms with bags to insure no other pollen is available to the flower. They bag only 9/10ths of the flowers allowing 1/10th to be a control. Then in the fall, they carefully monitor the tree to determine when to harvest the burrs. They harvest the burrs rather than the nuts because if they wait for the nuts to break loose from the burrs, the squirrels will beat them to the harvest. The squirrels love the nuts and in fact, they beat the volunteers to the nuts last year. Other "survivors" can be found on the Arkaquah trail about 12 mile down from Brasstown Bald. Two of them were marked with orange tape.
This article is written as part of the outreach of the Plant rescue team of the Center with the goal of encouraging readers to enjoy the beauty of our forests and mountains and hopefully to help preserve it. Here are information links: For the GA chapter of the American Chestnut Foundation, www.gatacf.org. For the NC chapter, http://carolinastacf. org/about.php. For the GA Mountains Research and Education Center, http://www.gmrec.uga.edu/. For more information on the Plant Rescue Team, contact Jennifer Cordier (706-745- 9317) ivylog@alltel.net or you can contact me, Johanne Kittle ( 8 2 8 - 3 8 9 - 0 8 1 4 ) billjokitt@dnet.net. The Plant Rescue Team's motto is "An earth friendly approach to land usage without restricting property owner rights". |
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