

From Brett: What to expect for your trees in 2023
Happy New Year! Thank you for taking the time to visit our website and learn about the conditions facing our trees and shrubs here in...


Trees Not Leafing Out Yet?
Have your deciduous trees not leafed out yet? or have only partially leafed out? Do they look similar to the photos below? They are...


Browning Evergreen Trees?
Have you noticed your Pine or Spruce tree's needles turning brown or purple-ish? Do they look similar to the photos here? Most likely...
From Brett: What to expect for 2020
Dear Valued Customers; Happy New Year and DECADE! All of us here at Knothead hope this letter finds you and yours healthy, happy, and...
From Brett: What To Expect For 2019
Happy 2019! I hope this letter finds you and your family well and that 2018 was a healthy and prosperous year. We here at Knothead...
Winter Watering - Don't Go Thirsty This Winter!
Plants may go dormant during the cold winter months, but they still need to be hydrated to stay healthy. Read on for more information...


What is Fire Blight?
Quick Facts… Fire blight is a bacterial disease that can kill branches and whole plants of many members of the rose family, including...
Knothead Feature - Local Business Spotlight in Castle Rock Magazine!
We are excited to be the June local business spotlight in Castle Rock Magazine! Check out this feature article online, and let us know...
Deep Root Fertilization - What Gives?
Look at pictures of your neighborhood 100 years ago - what was growing there? I’m sure you’ll notice it looks a whole lot different than...
Happy (windy) Spring!
Do you have wind damage to your trees? How about winter storm damage from the wet snows in March? April has seen record setting winds -...