Care

Tips, resources, and information on tree maintenance so you can ensure your tree's successful establishment and growth.

Essential Tree Care Items

You may think you need all kinds of fancy things to ensure your young trees establish, your trees thrive and your mature trees stay strong. But trees are a bit like children, what they really need is love, attention, and a few key things to thrive. Water For newly planted and/or young trees, the single …

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Mature Tree Care

A mature tree provides value to your home and street. It shades and cools the air, reduces energy consumption, removes pollutants, and adds beauty to your neighborhood. Older trees require less active maintenance than newly planted trees. A well-established tree will usually remain healthy in the absence of major stressors such as drought, construction, pests, …

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Summer Survival Tips for Your Trees

Here are a few simple tips to get your trees ready for the hot summer months: Take our 25 To Stay Alive Pledge to water trees on and surrounding your property and we’ll send you a complimentary rain gauge to help you determine when to water and how much. Follow our weekly watering alerts, published …

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From the Archives: What is a Certified Arborist

As one of the few urban forestry nonprofits in the region, we get a lot of questions about tree maintenance and care. “Is this tree too close to my house?” “How should I prune my overgrown redbud?” “Something is wrong with my river birch, can you come take a look at it?” While we would …

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Top Misconceptions About Planting a Tree

When it comes to planting a tree there is a lot of information flying around – and not all of it is accurate! Here are some common myths: Depth is the most important factor when digging the hole for a tree Not quite. Planting a tree too deep or too shallow can actually wind up …

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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 on the Casey Tree Farm took place during some unusual hours. Night farming! Just like humans, trees sweat out water. They’re able to expend energy …

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Ready, Set, Go! Sign Up for Tree Care Relay Races

While we don’t plant trees in the summer, we sure do a lot of caring for them! We need your help. To spice up Tree Care events, we’re excited to announce our twist on Field Day. What is a Tree Care Relay Race? Tree Care Relay races are similar to those you competed in at …

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Sign Up for a Tree Care Event this Summer

While our planting season winds down and the summer temps heat up, join us for of the many upcoming tree care events we have. Restoring, enhancing, and protecting our nation’s capital goes far beyond planting trees! Best yet? No experience is necessary to take part in any of our volunteer events! Volunteer: Cherry Tree Pruning | …

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Think Your Ash Tree is Affected by Emerald Ash Borer?

Joining the ranks of mosquitoes as one D.C.’s dreaded pests is a small, shiny green beetle, the Emerald Ash Borer (known as EAB). These small green beetles are from East Asia and pose a devastating threat from the tree from which it gets part of its name: the ash. There’s a near 100% mortality rate …

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Don’t Panic! Common Tree Issues and How to Treat Them

While spring and summer bring a beautiful, lush canopy, growing leaves and trees can also showcase some of the issues a tree is having. Here are some common tree issues and how you can best solve them. If you’re really worried about a tree (especially if you think it may endanger your house or property) …

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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 on our homepage, Facebook, and Twitter. Depending on past weather, forecasts, and a few other factors, we’ll either let you know whether you should water …

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Don’t Forget to Spring Clean Outside Your House Too

Now that it looks like we’re FINALLY done with winter, let’s celebrate and get those yards ready for spring! Some things to keep in mind while you work to transform your yard: Clean the mess: Start picking up after Old Man Winter and any other slovenly bad neighbors you may have to put up with. …

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From the Archives, but Quite Relevant: Pre and Post Storm Resources

March came in like a lion for sure. With wind gusts up to 71 mph, schools closed, the federal government closed, and numerous planes, trains, and automobiles halted, it’s safe to say bomb cyclone #2 left its mark on the DMV. Wind can wreak havoc on trees, so after the blustery weekend, we thought it …

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From the Archives: Pruning Tips

With frozen ground hampering planting plans and no need to water young trees, you may be wondering what else you can do throughout the winter to encourage healthy and sustainable tree growth. We have the answer: pruning (when necessary)! As you may know, we’ve recently partnered with the Urban Forestry Division to build out our …

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From the Archives: Winter Tree Care

Some helpful tips to consider while caring for your trees throughout the winter, courtesy of our last major snowstorm in D.C.: Here are a few helpful tips to keep your trees happy: Inspect your trees. Trees may need structural pruning if they have damaged branches. Find pruning how-to videos on our website. Hire a certified …

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