While lawns brown and recover quickly, the damage a heatwave does to trees is slower to show - and far more serious when it does.
Prolonged heat and dry spells put mature trees under significant stress. Roots struggle to draw enough moisture from baked, compacted soil, and trees respond by shedding leaves early, dropping branches without warning, or dying back at the crown. In many cases, the visible symptoms only appear weeks or months after the heat has passed - often just as autumn storms arrive to test weakened limbs.
Stephen O'Reilly, proprietor of Romford-based Crown Tree Services, has seen the pattern repeat across the county. With over 15 years in the industry and a Level 4 Diploma in Arboriculture, he says the biggest risk is complacency.
โPeople look at a tree in full leaf and assume it's fine, but heat stress works from the inside out," says Stephen. "Cracked bark, early leaf fall, wilting at the crown - these are all things you can spot from the ground. A quick inspection now is a lot cheaper than an emergency callout in October.โ
Species common in Essex gardens are among the most vulnerable. Beech and birch are particularly sensitive to drought, while larger specimens such as oak and horse chestnut can develop a condition known as summer branch drop - where seemingly healthy limbs fail suddenly in hot, still weather. Trees planted in the last few years are also at risk, as their root systems haven't yet reached deeper, moisture-retaining soil.
So what should homeowners do? Stephen's advice is straightforward: water young trees deeply once or twice a week rather than little and often, keep the base of trees clear and mulched to lock in moisture, and take a slow walk around the garden looking up. Any dead wood, hanging branches, unusual lean or cracking should be checked by a qualified arborist before the weather turns.
It's also worth remembering that many trees in Essex are protected by Tree Preservation Orders or sit within conservation areas, meaning even remedial work needs Local Authority consent. A professional tree survey can confirm what's protected and flag any issues before they escalate - and Crown Tree Services handles the council application for clients as standard.
With hotter, drier summers becoming the norm rather than the exception, tree care is shifting from an occasional job to part of routine garden maintenance. For Essex homeowners, a little attention now could prevent an expensive - and potentially dangerous - problem later in the year.
Crown Tree Services provides domestic and commercial tree surgery across Essex, including Brentwood, Chelmsford, Romford, Epping and surrounding areas. All work is carried out to BS3998:2010 by qualified, insured arborists. For emergency tree work, call 07803 257771.
