Mater Maker

The American Chestnut

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American Chestnut

The American Chestnut was the apex tree of the eastern hardwood forest.  It has been said that a squirrel could travel from Georgia to Maine jumping from tree top to tree top just on American Chestnut trees!  This magnificent tree has been reduced to an understory tree by a microscopic foe called the chestnut blight fungus that was brought over to the United States in the early 1900s from Asia.  The original tree could grow well over one hundred feet tall with five feet diameter or more in trunk diameter.  The wood split easily with a density of grain to yield a high energy output when burned along with a beautiful deep grain for woodworking.  Uses for the wood were as diverse as barn lumber, split rail fencing, to furniture making.  It was always said that a chestnut tree could carry a man from the cradle to the grave.  The wood was not the only value driven part of this special tree, the other half of the story was it's fruit.

     The chestnut itself sustained enormous amounts of life.  There is really no calculation of the damage incurred by the loss of this tree.  Wildlife, such as a number of voles, went extinct from the loss.  What else?  What about the bird species or other mammals?  Billions of insects visited the flowers each year, how did it affect them?  It just simply is not known.  During the same period of losing the chestnut trees there was a mass migration of squirrels looking for food.  As a matter of fact people used to say you could walk across the squirrels crossing the Ohio River.  The nut itself is very different than other tree nuts in its composition.  It is not an oily nut, but instead drys hard like a grain (can be stored for years).  Some people have referred to the chestnut as grain that grows on trees.  This enables the nut itself to be used very differently than other nuts.  It can be ground into flour to be used in cookies, cakes, pies, dressing- anything that uses flour.  The nut can be roasted, boiled, boiled and pureed into a cream, and even turned into a luxurious candy the Europeans call a marron glaces.  The chestnut tree is a very dependable producer and very versatile for human consumption.  These silent losses are going on even today (Eastern Hemlock, Dogwood, Hellbender are a few of examples), and have an enormous impact on our environment.  I have shed some tears over the 300 year old hemlocks in the rich, fertile valleys of the Appalacian Mountains - just wondering what was going to feed and protect the grouse during the heavy snow?  Will we lose the drumbeat of them too? Unfortunately, they don't have a voice.  

 

 

BREEDING

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our breeding program

We have  been in the business of breeding and working with the American Chestnut for over twenty years.  These trees originated from around Bowling Green Kentucky.  They sprouted from old stump sprouts in an area that was logged around thirty years ago.  Once the forest floor was opened the sprouts grew vigorously into fairly large trees.  Several are still growing and surviving a serious onslaught of the blight fungus among tough competition with some yellow popular trees.  Our hand selected third generation trees from the original forest trees are now starting to produce flowers and burrs.  We are excited about the potential of blight resistance showing up.

We also have some high elevation trees within our breeding program.  They originated from over five thousand feet in elevation!  These trees have some unique qualities that caught my attention such as a large fruit (nut) with a very fast maturation time.  This potentially would be a great northern chestnut for areas like Minnesota, for example.  Potentially into Canada.  The large nut size and high carbohydrate content would make an exceptional commercial tree.  Most definitely worth preserving!  Make sure and check out some of the images of these trees.  Some of the leaves are over fifteen inches in length!

 
 
 

american chestnut orchard in southern ky

Watch our video describing some of our projects with different variants of the American Chestnut.  We have worked hard establishing several orchards in Southern Kentucky.  The orchard on the video is around 10 years old.  Some of the trees are showing variable resistance to the chestnut blight.  These trees preserve genetics for several regions in the US and are quite valuable for that purpose.  Enjoy!

 
 

Some American Chestnut Pictures

80+ Foot American Chestnut on our Farm near Bowling Green, KY. One of several mother trees for our orchard.  Had blight over 10 years in a competitive environment!

80+ Foot American Chestnut on our Farm near Bowling Green, KY. One of several mother trees for our orchard.  Had blight over 10 years in a competitive environment!

Very large American Chestnut.  Over 4 feet in diameter at an undisclosed location.

Very large American Chestnut.  Over 4 feet in diameter at an undisclosed location.

our nice American Chestnut seedlings!  

our nice American Chestnut seedlings!  

Well formed canker.  Tree was able to recover tissue.  American Chestnut, 

Well formed canker.  Tree was able to recover tissue.  American Chestnut, 

Resistant Cankers, 

Resistant Cankers, 

Cankers with recovered tissue. 

Cankers with recovered tissue. 

Flat canker.  

Flat canker.  

Nice resistant reaction.  

Nice resistant reaction.  

Good blight reactions, 

Good blight reactions, 

Multiple cankers, nice and swollen, 

Multiple cankers, nice and swollen, 

Cankers with hypovirulent blight fungus?  White blight. 

Cankers with hypovirulent blight fungus?  White blight. 

Fruiting American Chestnut. 

Fruiting American Chestnut. 

Our friend the bat, hanging the day away!  They like to hang on the linbs in our orchard, but don't like to be messed with!  

Our friend the bat, hanging the day away!  They like to hang on the linbs in our orchard, but don't like to be messed with! 

 

He was not real happy being messed with in the American Chestnuts.  Hopefully he was happy eating voles, my enemy! 

He was not real happy being messed with in the American Chestnuts.  Hopefully he was happy eating voles, my enemy! 

3 Year old seedling, 

3 Year old seedling, 

Few of my early American Chestnuts, 

Few of my early American Chestnuts, 

Microscopic Imagery of Underside of Chestnut Leaves

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CHESTNUT STIPULES

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Stipules

The stipules, or small leaflets at the base of of the petiole, are a great indicator of hybridization between the American and Chinese Chestnut trees.  This is one of the main ways that I identify a basic F1 hybrid trees in the field.  The American stipules are always pointing away from the stem, or at a 90 degree angle and, after stem growth has stopped, they fall off.  The Chinese trees are very different.  They align themselves in the direction of stem growth and stay on the stem the entire growing season.  This characteristic is dominant in a hybridization between an American and Chinese tree so the F1 hybrid stipules are parallel to the stem.

 

Chestnut Leaves

Notice the flat appearance of the leaf (not glossy), the shape of the leaf near the base tapers slowly near the petiole (where it attaches on the stem) and the points on the edges of the leaf curl inward like a hook.  These are all very differe…

Notice the flat appearance of the leaf (not glossy), the shape of the leaf near the base tapers slowly near the petiole (where it attaches on the stem) and the points on the edges of the leaf curl inward like a hook.  These are all very different than the Chinese Chestnut

Notice the glossy appearance of the leaf, the shape of the leaf near the base of the petiole (where it attaches on the stem) and also the points on the edges.  These are all very different than the American Chestnut.

Notice the glossy appearance of the leaf, the shape of the leaf near the base of the petiole (where it attaches on the stem) and also the points on the edges.  These are all very different than the American Chestnut.

Here are all three types of leaves next to each other.  SA is Southern American Pure Chestnut, C is Chinese, and F1 is a first generation hybrid between the American and Chinese Chestnut.  Notice the leaf shape and color is hard to disting…

Here are all three types of leaves next to each other.  SA is Southern American Pure Chestnut, C is Chinese, and F1 is a first generation hybrid between the American and Chinese Chestnut.  Notice the leaf shape and color is hard to distinguish for the F1 hybrid.  To me the leaves on the hybrids are quite easy to confuse.  Not really a good indicator for distinguishing hybridization. 

More American Chestnut Images

 
American Chestnut Burr,  

American Chestnut Burr,  

20" Long Northern American Chestnut Leaf!!  

20" Long Northern American Chestnut Leaf!!  

Fruiting American Chestnut in Our Orchard.  

Fruiting American Chestnut in Our Orchard.  

Unkown vine?  Anybody know what this is? Let me know!

Unkown vine?  Anybody know what this is? Let me know!

Unknown vine fruit?

Unknown vine fruit?

We always put 2X4" cages to protect from deer on small trees!  

We always put 2X4" cages to protect from deer on small trees!  

Nice Northern tree at our orchard.  

Nice Northern tree at our orchard.  

American full burr ready to bust open!

American full burr ready to bust open!

Getting some good growth!  

Getting some good growth!  

Burr  

Burr  

My dog loves American Chestnuts!  Kind of a problem!

My dog loves American Chestnuts!  Kind of a problem!

American Chestnut with it's nuts stolen!  

American Chestnut with it's nuts stolen!  

Nice large High Elevation chestnuts from our orchard.

Nice large High Elevation chestnuts from our orchard.

American Burrrs

American Burrrs

American Burrs

American Burrs

Nice split American Burr

Nice split American Burr

Good collection of Southern American nuts.

Good collection of Southern American nuts.

American Chestnuts

American Chestnuts

Beautiful full bloom American Chestnut!!  

Beautiful full bloom American Chestnut!!  

Weeds I gotta deal with!  See why we use the Mater Maker?

Weeds I gotta deal with!  See why we use the Mater Maker?

Nice Pic!

Nice Pic!

Asiatic Gall Wasp.  Ugh!  

Asiatic Gall Wasp.  Ugh!  

Multiple nuts in this American burr!

Multiple nuts in this American burr!

We got lots of American Chestnuts!

We got lots of American Chestnuts!

Tree that appears dead is a high elevation tree.  Breaks bud 4 weeks later than the southern trees.  

Tree that appears dead is a high elevation tree.  Breaks bud 4 weeks later than the southern trees.  

Unknown virus growing in a spiral pattern on the leaf?  Anyone know what it is?  

Unknown virus growing in a spiral pattern on the leaf?  Anyone know what it is?  

Young burr ready to be pollinated!  

Young burr ready to be pollinated!  

Sweet fragrance of the Chestnut pollen!  Ready to pollinate!  

Sweet fragrance of the Chestnut pollen!  Ready to pollinate!  

Mouthless Moth! The Atlas Moth, this one is 9 inches across on my chestnut tree!  Only lives 7 days!  

Mouthless Moth! The Atlas Moth, this one is 9 inches across on my chestnut tree!  Only lives 7 days!  

I think I could find a better perch!  

I think I could find a better perch!  

Asian Ambrosia Beetle.  UGH!  Drilling holes in my American Chestnuts. 

Asian Ambrosia Beetle.  UGH!  Drilling holes in my American Chestnuts. 

Ambrosia Beetles killed this fine American Chestnut. UGH.  

Ambrosia Beetles killed this fine American Chestnut. UGH.  

Another strange disease, fairly common on my trees.  Don't know what it is?  

Another strange disease, fairly common on my trees.  Don't know what it is?  

Large American Chestnut Burr!  

Large American Chestnut Burr!  

Same burr as on left pic.

Same burr as on left pic.

6 nuts in that burr (same one as left 2 pics).

6 nuts in that burr (same one as left 2 pics).

AMERICAN CHESTNUT SEEDs/seedlings are currently available for shipment in October, 2023. Seedlings will be available from January to April, 2023-2024. E-mail for inquiries.  Not available THROUGH the website.

High elevation nuts (cold tolerant-will grow anywhere) and Kentucky nuts are the current options that are available. All the American Chestnuts are $2.00 a piece. Please e-mail for ordering and expect shipping to be somewhere between $10 and $20 depending on your location and volume you order. Seedlings will be available this winter (2023) and spring, 2024 for $10 a piece with minimum order or 10 trees. We will only accept a personal or cashier’s check as payment. All orders are taken by e-mail (hartman@nctc.com). Thank you.