Trees

Information on urban hardy species that have been tested for success.

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Curious about your city and its trees? Sign up for our newest class!

Since 2002, Casey Trees has worked to restore, enhance and protect the tree canopy of the nation’s capital. While our support is a more recent event on the City’s timeline, …

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Celebrating Our National Tree: Willow Oak

Happy (almost) Independence Day! The United States of America is a unique, goofy place and Fourth of July seems to bring about a universal patriotic mood – especially in our …

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Trees That Have Got it Made in the Shade

Shade trees can beautify your yard, reduce energy costs, and improve air and water quality. Many of these large trees offer seasonal benefits, such as flowers or a change of …

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This Valentine’s Day, Here are Trees with Heart

Valentine’s Day is like coconut: you either love it or hate it. One thing’s for sure – we all love trees! Here are some urban hardy trees with heart shaped …

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Tree of the Month: Kentucky Coffeetree

Tree of the Month was a monthly feature way back when. Since there are so many beneficial and special trees we didn’t get to share, we’re bringing it back to …

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Non Native Trees that Enhance Our Urban Forest

While we discussed the scourge of some non-native trees, there are others that, while they aren’t originally from here, enhance our urban forest. Ultimately an urban environment is an unnatural …

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Night Farming at the Casey Tree Farm to Beat the Heat

Farming doesn’t stop because the sun sets or the clock hits a specific hour. And last week, thanks to the absolutely brutal temperatures and heat index, the bulk of care …

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Bees n Trees: Celebrate Pollinator Week with These Helpful Trees

First up, what exactly is a pollinator? Just bees? Not exactly. Butterflies, bees, birds, moths, bats, beetles, flies, and more. Any animal or insect that visits a flower can move …

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Trees that can Tolerate Water When it’s Feast or Famine

Noticing higher energy or water bills this summer? You may have if you’ve been cranking the AC or watering your garden more to combat the extreme heat. And, you’re right …

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Think Pollen is Off the Charts this Year? You’re not wrong.

The catkins are piling up — those pendulous clusters of tiny flowers covered in pollen. And they’re on sidewalks, cars, and everywhere else.  Believe it or not, tree pollen maxed …

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The Grades are In: The 2017 Tree Report Card

Each year on Arbor Day, Casey Trees releases our Tree Report Card where we analyze the state of D.C.’s urban forest and grade its progress towards our 40 percent tree …

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Ready or Not, Here Comes Summer (and Weekly Watering Alerts!)

Just like Stella and her Grove, Weekly Watering Alerts are back! Beginning today until the last week of September we’ll be issuing weekly watering alerts for trees every Leaflet and …

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Bummed Winter is Hanging Around? These Early Bloomers are Sure to Brighten Your Mood (and Yard!)

Does winter wear on a bit long for your taste? Brighten up your day with plants and trees that bloom early, so you can get the earliest start on spring. …

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Wednesday is International Day of Forests – Celebrate the Power of Our Urban Forest

The history of human existence and civilizations is intertwined with forests and trees. Forests are crucial for the goods and services they provide, upon which people all over the world depend. Strategies …

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Female Trees Facts

As we reflect on Women’s History Month and the amazing contributions of female foresters, we started thinking about some other famous female in the arboriculture world – female trees. Some …