Trees rarely fail without warning. Long before a limb drops or a crown thins, there are signs that something is wrong, and knowing how to read those signs is one of the most valuable skills an arborist can hold. At the DTE Academy, we train people to recognise, assess and act on tree health problems as part of a working career in arboriculture.
Tree disease treatment sits at the heart of professional tree care. It is not simply about removing what looks unhealthy. It is about understanding what is happening beneath the bark and in the soil, then choosing the right course of action for the tree, the site and the people around it.
Why Tree Disease Treatment Matters
Our parent company, Down To Earth Trees Ltd, has managed trees across Kent and south east London since 1979. In that time we have seen how quickly a small problem becomes a serious one when it goes unnoticed. A diseased tree in a garden, school grounds or a busy street is a safety issue as much as a horticultural one.
Clients depend on arborists who can explain what is wrong and what happens next. That confidence comes from proper training and real site experience, which is exactly what we build into every course we run.
Common Tree Health Problems in the UK
British trees face a growing list of pests and pathogens. The ones you are most likely to encounter include:
Ash dieback, which has changed the landscape across the south east and continues to drive large volumes of removal work
Honey fungus, a root disease that spreads through soil and affects a wide range of species
Phytophthora, which attacks roots and stems and often shows first as bleeding cankers
Oak processionary moth, a pest with implications for both tree health and public safety
Bacterial and fungal cankers, which weaken structure over several seasons
Each requires a different response, and misreading one for another leads to wasted work or an unsafe outcome.
Where Treatment Fits Into Tree Work
Treatment can mean targeted pruning to remove infected material, soil decompaction and amelioration to improve root conditions, sanitation to limit spread, or planned removal where a tree can no longer be retained safely. Sound decisions rest on accurate assessment, and accurate assessment rests on knowing your species, your pathogens and your equipment.
Our practical courses give you the ground skills that make this work possible. The City & Guilds NPTC Chainsaw Maintenance and Cross-cutting course covers safe processing of infected timber, while our Tree Climbing and Rescue course prepares you for aerial inspection and crown work.
Start Your Career in Tree Health
If you are beginning from scratch, our six week Qualified Arborist Suite takes you from no experience to a qualified arborist, with the offer of a job at the end for those who want one.
Get in touch to find out whether our training is the right fit for you.