Dennis Tompkins

Time to tackle pruning chores | Going Green

At last, summer is here! So it is time to grab the pruners, gloves and first aid kits and begin to plan summer pruning chores.

 

Most trees will bear brunt of storm | Column

My credentials include being a Certified Arborist, having conducted hundreds of hazard tree assessments and discussing tree problems and questions in “The Arborist” column for more than five years in The News Tribune. Fortunately, the recent storms have not resulted in massive tree failures as in the past few years. Extreme ice and snow events such as the 1995 winter adventure are rare. However, conditions created by heavy rainfall accompanied by high winds are much more common. Unfortunately, severe storms often result in concerned homeowners removing more trees than necessary.

 

Aggressive attack is not the answer for trimming trees

The annual tree topping or “butchering” season arrives each spring to the chagrin of professional arborists and tree service companies that discourage such practices.

 

Pesticides should be used responsibly

Spring is approaching, buds are beginning to swell and insects and diseases will soon begin to flourish.

Take care when pruning Japanese maples | Evergreen Arborist

Summer is an excellent time to prune many ornamental trees. Among the more classy species are the numerous varieties of Japanese maples that grace many Puget Sound landscapes.

This winter could wreak havoc with trees

Weather forecasters are predicting a severe fall and winter because of the La Niña system developing in the Pacific Ocean. According to a meteorologist with… Continue reading

Christmas tree farms gearing up for another busy season

Yes, it is a bit early to begin to think about Christmas. The pumpkin season just ended and Thanksgiving is lurking around the corner.But America’s… Continue reading

Battling pest as spring begins | The Evergreen Aborist

Cherry and flowering plum blossoms are signaling the arrival of spring. As the blossoms fade and new foliage begins to appear, various pests are lying in wait to begin their annual feasts. The following are signs of some of the more common and highly visible insects and diseases that soon will be visible.

Pruning fruit trees now helps with summer production

Hopefully, we can put the sandbags and snow shovels away and turn our attention to other tasks around the house – such as our landscapes. Yes, pruning season is upon us. So it is time to break out the pruners, saws and first aid kits.

GO GREEN: Winter is expected to take a toll on trees

Forecasters are predicting more than normal rainfall for November through March and slightly cooler temperatures

Check your trees before the strong winds blow | Go Green

The recent heavy rains and strong winds remind us of what can happen when severe storms strike the Pacific Northwest and cause tree failures. While such an intense storm was a bit earlier than usual, it served as a reminder that trees of concern should be checked out before the arrival of the typical winter weather.

GO GREEN: Getting to the root of watering

While many homeowners water their landscapes throughout the summer, they often do not leave the sprinklers on long enough to benefit tree and shrub roots.

Weather didn’t wash out insects

Sorry, but the rumor that the record wet spring has drowned all the pests is not true. In fact, as new foliage begins to appear, various pests are lying in wait to begin their annual feasts. The following are signs of some of the more common and highly visible insects and diseases that soon will be visible.

Expert advice for dealing with damaged trees

The devastation from January’s ice storm exceeded that of the 1996 ice and snow event. Deciduous trees were impacted much more, although most conifer species fared somewhat better than 18 years ago.

Proper pruning makes for happy, healthy trees | GOING GREEN

The spring pruning season is just around the corner. So it is nearly time to break out the loppers, clippers and saws. And do not forget the first aid kits.

Two formulas used to determine tree value

Trees do have value. A large tree in a nice landscape may be worth thousands of dollars. This does not mean a homeowner could sell a tree for these prices, but there are situations where estimated values come into play.

GO GREEN: Christmas tree farmers getting warmed up

Yes, it is a bit early to begin to think about Christmas. The pumpkin season just ended and Thanksgiving is lurking around the corner. But America’s Christmas tree farmers are just beginning to get warmed up.

Northwest experts give a few tree-planting tips

Locally, our weather has experienced La Niña conditions such as record late snows and many days of below-normal temperatures. However, the spring planting season will arrive.

EVERGREEN ARBORIST: Care answers for tree owners

Local arborist Dennis Tompkins answers readers questions.

Trees can bounce back from cool weather

“Everything was normal and then May arrived,” said Jenny Glass, plant diagnostician at the Washington State University plant clinic.