Connecticut news

Field Trip – the Graves Tree

By Sara Fitzsimmons

In mid-November of 2005, I had the pleasure of visiting the Connecticut Chapter and presenting at their Annual Meeting. Being sponsored by Yale, most specifically the School of Forestry and Environmental Resources, the meeting was held in New Haven, CT.

As some of you already know, the longest ongoing breeding program for chestnuts has been in Connecticut, and has occurred within very close proximity to New Haven. Much of the chestnut land cared for by the Connecticut Agricultural Experiment Station (CAES) is within a bur's throw of New Haven.

So on my trip out of town after the meeting, and with the help of a map drawn my Fred Hebard, I set out to Sleeping Giant State Park to take in a little bit of chestnut breeding history.

Taking Interstate 90 from New Haven to Hamden, a driver can get a great look at the Sleeping Giant Mountain (If you haven't, I recommend looking up the story of Sleeping Giant). On your way into the research plots, you pass Quinnipiac College, the State Park, and head on about a mile to, what else? Chestnut Lane.

As you turn onto Chestnut Lane, the South Lot will be on your right. Continue further up Chestnut Lane, and you'll see the West Lot on your left. Many of the trees in these lots were crosses started by Arthur H. Graves, who started his chestnut breeding work in 1930. He owned the land just off of Sleeping Giant State Park until he donated it and the trees to the state ? both of which have since been in the care of the CAES.

If you visit these sites, you'll see many various types of hybrids, many of which have either no blight or healing/healed cankers. There are Japanese crosses, European crosses, Chinese trees, even a cross of an Ozark chinkapin to a Chinese chestnut. What's most intriguing about an on site visit is that some have the crosses labeled; but many just have a position tag on them.


Tree Tag on the original Graves tree [click on image to see full sized photo]
Photo by Sara Fitzsimmons

Graves wrote extensively about his breeding work with chestnuts

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Lucinda’s got a tree to introduce you to 🌳👋
Meet even more trees at tacf.org/meet-the-trees/
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This is D2-19-136 if you'd like to view it on our webpage!

Great video, keep them coming.

Thanks. I have one from OIKOS that was advertised as 95% American. Here's the trunk -- alittle blight on the lowest branch at left, but that's been yrs ago and has healed over. It's been putting out male pollen racemes, but they don't open (become fuzzy) -- don't know why.

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Reminder! TACF's 2025 American Chestnut Photo Contest is going on now, with a new, extended deadline!

The first-place winner will have their photo featured on the cover of a future issue of Chestnut magazine and receive a one-year TACF membership, along with a T-shirt and hat. The second-place winner will receive a T-shirt and sticker, and the third-place winner will receive a sticker. All winners will be recognized in a future issue of Chestnut.

Visit tacf.org/2025-photo-contest/ for all the details.
... See MoreSee Less

Reminder! TACFs 2025 American Chestnut Photo Contest is going on now, with a new, extended deadline! The first-place winner will have their photo featured on the cover of a future issue of Chestnut magazine and receive a one-year TACF membership, along with a T-shirt and hat. The second-place winner will receive a T-shirt and sticker, and the third-place winner will receive a sticker. All winners will be recognized in a future issue of Chestnut.Visit https://tacf.org/2025-photo-contest/ for all the details.

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who has chestnut seeds? i want to grow some.

Celebrate the legacy of Rex Mann—forester, storyteller, and passionate champion for the American chestnut—with this limited edition Leave Tracks t-shirt.

Rex devoted his life to restoring forests and inspiring others to care for the land. Now, you can honor his memory and help carry his mission forward.

🌳 100% of the proceeds from every shirt go to The American Chestnut Foundation (THANK YOU!), supporting the work Rex believed in so deeply.

👉 Pre-order now through August 2: scottmann.com/store/Leave-Tracks-In-Honor-of-Rex-Mann-PREORDER-p768130686

Let’s keep walking the trail Rex helped blaze.
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Celebrate the legacy of Rex Mann—forester, storyteller, and passionate champion for the American chestnut—with this limited edition Leave Tracks t-shirt.Rex devoted his life to restoring forests and inspiring others to care for the land. Now, you can honor his memory and help carry his mission forward.🌳 100% of the proceeds from every shirt go to The American Chestnut Foundation (THANK YOU!), supporting the work Rex believed in so deeply.👉 Pre-order now through August 2: https://scottmann.com/store/Leave-Tracks-In-Honor-of-Rex-Mann-PREORDER-p768130686Let’s keep walking the trail Rex helped blaze.

We’re excited to share a new animated video explaining TACF’s RGS program! ... See MoreSee Less

Video image

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Transgenic American Chestnuts are still a much better option. The product of this method will always be a hybrid and that should not be the goal.

One of the greatest ecological disasters the US has ever seen. Chestnut blight wiped out the American chestnut tree in less than 50 years.⁠
A tree that once made up nearly 25% of the eastern forests was reduced to a functionally extinct species.⁠

The Asian fungus Cryphonectria parasitica was accidentally introduced into the United States in the late 1800s. While a few diseased chestnuts were noted in the 1880s and 90s, it wasn't until 1904 that the pathogen was identified in New York City. From that point, the blight spread rapidly. By 1950 the entire range had been consumed.⁠

The fungus causes cankers that spread around the trunk of the tree, girdling it and killing everything above ground. Many root systems still survive today and continue to send up shoots, but these also eventually succumb to blight. Because American chestnuts rarely survive long enough to reproduce, the species is considered functionally extinct.⁠

The American Chestnut Foundation is working to develop blight-resistant American chestnuts that can be used to restore this iconic tree to its native range. Learn more at tacf.org/about-us (link in bio)
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I think I may have found an American Chestnut tucked away in a backyard

Incredibly important work…it was such a travesty for our forests!

The trees seem to still be intact outside their range in isolated areas. Theres a few large ones here in central Michigan on a peninsula and again on the Leelenau peninsula in the nw lower peninsula. I keep seeing people chime in about adult trees here and there. Seems like there's hope!

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