Arborist Now - Blog

A Bite Bigger than the Bark

Bark beetles are small insects, but don’t let their size fool you.

The strong jaws of these beetles chew and create a buckshot pattern of holes on the bark surface of infested branches or trunks of trees, causing...

Is it Time for a House Call? 

Tree diseases and pests can make an unwanted appearance any time of the year. 

Protecting your Trees from Common Spring Pests

The warmer weather in early spring awakens those pesky pests that were dormant...

Is it Time for a House Call?

Spring is a great time to consider San Francisco tree and shrub pruning service before the warm weather rush begins. 

Protecting your Trees from Common Spring Diseases

Tree diseases and pests can make an...

A Sucker is Born...

Epicormic sprouts, also known as "suckers" or "water sprouts," are a growth that appears from dormant buds on an existing tree branch or trunk. 

A tree of nearly any size can break out heavily in epicormic sprouts....

Periodically, agriculture and forestry experts in Nevada, Utah and California express concerns about potential infestations of the small, hauntingly beautiful White Satin Moth (Leucoma salicis) that can destroy entire groves of aspen,...

We could not live without trees. Trees clean the air and provide oxygen – Trees conserve energy and cool the streets of the city – Trees save water and prevent water pollution – Trees provide timber and supply food – Trees increase...

First . . . the data. Mistletoe is the common name for a parasitic plant with yellowish flowers and glutinous white berries that grow attached to, and within, the vascular system of a tree or shrub. Mistletoe does not normally kill a tree,...

People love superlatives. 

We want to know which car is fastest, which athlete is strongest or which CEO is the richest, even though the results have very little bearing on our lives. And of course, who can forget the superlatives section...

Many parents seek to educate their children about the natural world and our place in it. While one could argue that virtually any aspect of the natural world – from beetles to mushrooms to plankton – can serve as a good starting point, we are...

Recently, we posted a quiz designed to test the tree knowledge of the general public, but, today, we wanted to share a similar quiz. However, we made this quiz for tree-care professionals (who should have aced Monday’s quiz). Scroll down to...