Green Columbus is a volunteer-driven nonprofit organization based in Central Ohio that focuses on sustainability, community engagement, and environmental resilience. Its core activities and initiatives include tree planting & care, tree canopy expansion, community forums, and environmental action. Every year, Green Columbus celebrates Earth Month by bringing volunteers together to make a difference in Central Ohio’s environment. It facilitates service sites across the region, each hosted and led by volunteers. After a month filled with tree plantings, litter cleanups, mulch distribution, and community gardening, we wrap up with the Earth Day Columbus Celebration. This free, family-friendly, zero-waste event offers fun activities and opportunities to learn more about and support a greener Central Ohio community. The event will be held this year at the Scioto Audubon MetroPark on Sunday, April 26.
Tag: Trees
Tree of the Month, January 2026
Osage Orange, Hedge Apple, Horse Apple, Bow Wood, Bodark (Maclura pomifera) “Horse-high, bull-strong, hog-tight”. That’s how Hedge Apple fences were described a century or so ago. With their strong wood, low growth, and sharp thorns, countless thousands of miles of Osage Orange fence rows were planted across the country by […]
It’s the Tree of the Month – September 2025!
Common Buckthorn, Purging Buckthorn, European Buckthorn, Waythorn Rhamnus cathartica by Martin (Mort) Schmidt for Simply Living Common Buckthorn is an invasive tree, and not a particularly attractive one, so it’s helpful to be able to recognize it if you’re encouraging native growth. A common explanation for the name “buckthorn” is […]
July’s Tree of the Month: Live Oak, Southern Live Oak
Quercus virginiana By Martin (Mort) Schmidt for Simply Living I recently returned from a trip to the Southeastern U.S. and was enthralled with the majestic Live Oaks (Quercus virginiana), famous for their sweeping posture, great age, and incredible hardness. There are other live oaks, so-called because they retain their leaves […]
Check out May’s Tree of the Month, the Eastern Redcedar!
Long before European settlers arrived in North America, the Eastern Redcedar (Juniperus virginiana, hereafter, “Redcedar”) stood as a familiar sight across the continent—its fragrant, reddish wood and blue-gray berries already valued by Indigenous peoples for medicine, tools, and ceremony. Though not a true cedar, this resilient tree earned its common […]
It’s the April Tree of the Month!
Eastern Redbud, Judas Tree Cercis canadensis by Martin (Mort) Schmidt Eastern Redbud (Cercis canadensis, hereafter, simply “Redbud”) is a much-loved ornamental tree, especially in spring, when its lavender flowers are in bloom. But its similarity to an Asian and European redbud, Cercis siliquastrum, lends it a much darker association. Leaves Redbud […]
It’s the Tree of the Month for March 2025!
Mulberry, Morus According to Romeyn Beck Hough’s 1907 Handbook of the Trees of the Northern States and Canada East of the Rocky Mountains, “The White Mulberry, in that its leaves furnish the most valuable food known for the silkworm, has the distinction of being the tree about which more has been written than any other tree. […]
It’s the Tree of the Month for February 2025!
Hackberry, Common Hackberry, American Hackberry, Sugarberry Celtis occidentalis Hackberry (Celtis) stands out as a common and recognizable tree in Ohio, yet many people are unfamiliar with it. Its distinctive bark and peculiar witches’ brooms make it an especially interesting sight on winter walks. Like most trees in Ohio, Hackberry features […]
It’s the Tree of the Month for January 2025!
American Sycamore, American Planetree, Buttonwood Platanus occidentalis American Sycamore (Platanus occidentalis, hereafter, simply Sycamore) is one of our most beautiful and recognizable trees. In girth, it’s North America’s largest deciduous tree, and according to some sources, has the largest simple leaf. Its mottled white, tan, and brown bark is especially striking in […]
Tree of the Month, October 2024
Northern Catalpa, Cigar Tree (Catalpa speciosa) by Martin (Mort) Schmidt for Simply Living Northern Catalpa (Catalpa speciosa herein, simply “Catalpa”), is one of our most distinctive trees. Catalpa has one of the largest simple leaves of any American tree, and its long cigar-like seed pods make it easily recognizable throughout the […]
Tree of the Month, August 2024
Quercus macrocarpa Bur Oak, Burr Oak, Mossycup Oak by Martin (Mort) Schmidt for Simply Living While traveling through Missouri recently, I stopped to pay homage to the magnificent “Big Tree”, by some accounts, tied for the country’s Champion Bur Oak. I was not disappointed. This impressive tree was hundreds of […]
Tree of the Month, April 2024
Common Pawpaw, Custard Apple, Prairie Banana Asimina triloba by Martin (Mort) Schmidt for Simply Living Pawpaw is the little tree with big leaves and fruit. In fact, Pawpaw has the largest edible fruit of Ohio’s native trees, even though it’s a small understory tree, often growing up from runners in […]
Tree of the Month, March 2024
Shingle Oak Quercus imbricaria by Martin (Mort) Schmidt for Simply Living Many people assume that all oak leaves have conspicuous lobes, but some don’t. Shingle Oaks, which are native to Ohio, have leaves that look more like magnolia. But like all oaks, Shingle Oaks have acorns. Leaf shape is useful […]
Tree of the Month, April 2023
My Favorite Tree Books By Martin (Mort) Schmidt for Simply Living I recently wrote about my favorite tree websites and downloadable books. This month I’ll discuss my favorite printed books – books about trees made from trees. I have over a hundred of them, many of which I picked up […]
Native Plant Sale
The Franklin Soil and Water Conservation District is holding their annual plant sale. I’ve planted over 100 trees from this source over the years and nearly all of them have thrived. Most of the trees are sold as bare-root saplings, which consist essentially of twigs with roots, packaged in bundles […]
Favorite Tree Websites
by Martin (Mort) Schmidt for Simply Living Photo by Mort Schmidt I’m often asked about my favorite tree books and websites. I have a good many favorites, so this month I’ll discuss my favorite tree websites and some later month I’ll discuss my favorite tree books. I’m old school – when […]
Tree of the Month, January 2023
Baldcypress, Swamp Cypress (Taxodium distichum) by Martin (Mort) Schmidt for Simply Living Not all conifers are evergreens. We often use the terms interchangeably, but in fact some conifers lose their needles in winter, while some broadleaf trees, such as American Holly (Ilex opaca), keep their leaves in winter. As discussed […]
Tree of the Month, December 2022
One of the tallest conifers in the northeastern US, this useful, native tree has a fascinating history.
Tree of the Month, November 2022
White Ash, American Ash Fraxinus americana by Martin (Mort) Schmidt for Simply Living White Ash is the stuff of baseball bats, and would be a good candidate for the ideal tree, especially when considering its wood. Harder than pine, softer than oak, ash is hard enough to wear well, but […]
August 2022 Tree of the Month – Common Hopwood, Wafer Ash Ptelea Trifoliata By Martin (Mort) Schmidt for Simply Living
This small tree is the New World’s northernmost member of the Rue (citrus) family. Once widely used for medicine, it’s too small for lumber and is useful only to wildlife and landscapers. But it’s very distinctive and interesting. The Common Hoptree’s compound leaves have alternately-arranged leaves with three leaflets, hence […]

