Tree Fertilization - The Pros and Cons of Fertilizing Our Trees

Many of the larger tree care companies offerdeep root fertilization? Why would this be? I have
tree health care along with their list of surgicalwitnessed arborists actually prescribe and sell
methods. Tree health care is a very valuablefertilization before testing the composition of the
service for those who truly care about their treessoil that they are fertilizing. This is a classic
and want to keep them healthy in spite ofexample of medicating without diagnosing. The
problems that they may encounter as a result offact that an arborist would add something to the
being in an urban or suburban setting. Thesoil suggests that something is missing in the soil.
methods used by professional arborists in theThe only way to know this is to test it in a lab.
practice of tree health care come as a result ofThe real question (besides the obvious issue of
scientific studies in botany, horticulture, agriculture,wasting money) is what harm may be done if we
and arboriculture. Brilliant minds in universities withfertilize a tree that does not need it? Let's talk
the time and resources to study plant life on theabout that.
cellular and molecular level have given informationIn a way, fertilizer is to trees as steroids or
to practicing arborists that, when applied correctly,growth hormones are to humans. It encourages
can save and extend the lives of trees.growth and vitality. It also tends to mute or turn
It's good to know that there are health careoff the natural defenses that an organism has to
solutions for the problems that sometimes plaguedisease. Like humans and animals, trees react to
our beloved trees. But just because it's labeledinvasion by turning on their own immunodefense.
"plant health care," and is administered by a manFertilizers can sometimes "trick" a tree into vitality.
in a green uniform does not really mean that it isIn the process the tree stops or slows production
the right way to go. Plant health care, just likeof chemicals on a cellular level that combat the
human health care, requires both scientificinvasion of pests and disease. So, in spite of an
research for the development of the medicineoutward appearance of health, the parasite that is
and qualified and well-studied practitioners tocausing the problem is allowed to grow unfettered
administer the medicine in the right way. Weby the tree's immune system.
know that the science is there. Sadly, what isIf the diagnosis of the patient (human or tree) is
often missing in both cases is the well-studiedthat it is lacking in nutrients, then it is helpful to
practitioner.apply fertilizer as treatment. But without this
Have you noticed that there is an over-use ofdiagnosis, fertilizer as a treatment is just
medicines that were developed to treat humanmalpractice. If fertilizer is suggested to you by an
medical conditions such as attention deficitarborist upon his first visit to your property, you
disorder and depression? The over-prescription ofshould be careful. He may be prescribing the only
these drugs is an indisputable fact. The socialtreatment that he knows or is willing to apply. A
scientists who discovered and studied thegood arborist - one who is truly committed to
conditions also noted the percentage of thetree health care - will spend time on the diagnosis
population that is afflicted. Medicine is prescribed toso that the treatment fixes the problem.
a percentage of the population, in some cases,Let's not be afraid to ask health care
that is 100 times greater than the number withprofessionals (arborists and doctors) what exactly
the disorder. There is no doubt that the medicineis causing the problem. We shouldn't take pills
helps those with the disorder, but what does it dounless we know that we have a condition that
to those who are not afflicted? This is a questionthe pills are treating. And we shouldn't apply
worth discussing in another forum.treatment to trees unless we know that they
In the case of our trees, have you noticed thathave a condition that the treatment cures.
the usual prescription for a problem in trees is