Category Archives: News

Sad News

Effective Aug 30, 2019, the TheTreeGeek.com will no longer be selling plant healthcare products. More…

Spotting the Invasive Lanternfly The spotted lanternfly (Lycorma delicatula) is an invasive planthopper native to China, Vietnam, and India. It was confirmed in Pennsylvania in September 2014.   Because of the planthopper’s presence, approximately 13 counties to date are under quarantine … More…

It’s Alive!!

During these frigid winter months it’s easy to forget that our wonderful woody ornamentals are actually living things. In most areas in the United States, trees will shed their leaves and become dormant for the winter. All activity ceases as … More…

What is a Growing Degree Day?

Many of our products need to be applied at a certain time in the life cycle of an insect or fungal pathogen in order to achieve maximum efficiency.  Fortunately for us we have a reliable way to predict the emergence … More…

Watch EAB Spread Through the Twin Cities

Emerald Ash Borer populations grow exponentially as they infest new areas.  We’ve seen it happen in Michigan, Ohio, and Illinois.  It moves out from the epicenter in waves, generally through natural movements, but occasionally it’s helped along by people who … More…

Borers

Borers.  It’s a common term you hear when discussing tree issues.  It’s also incredibly broad.  The term borer describes the method in which the tree is impacted by the insect’s larval stage rather than the adult- and the groups of … More…

#LarchMadness!

Basketball fans know March means it’s time to fill out your bracket.  Well, tree fans, here’s a chance to vote on your favorite tree to help us fill out our “Larch Madness” bracket!  We’ve sorted and seeded (ha) 64 different … More…

Winter Tree ID

Identifying deciduous trees in the winter can be challenging (unless you live in a climate where trees don’t have a need to shed their leaves, in which case you don’t really have a winter.  Or if you’re looking at an … More…

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