The demise of the hedgerow

The demise of the hedgerow

Photo by Oscar Guinane on Unsplash

Originally published 9 July 1990

Much has been writ­ten late­ly about the ram­pant destruc­tion of trop­i­cal rain forests. Anoth­er well-known nat­ur­al habi­tat is dis­ap­pear­ing at an equal­ly alarm­ing rate: the hedgerows of Europe. Although not as sig­nif­i­cant as rain forests on the glob­al scale, hedgerows are near­er and dear­er to the hearts of many Amer­i­cans because of our cul­tur­al heritage.

Cer­tain­ly, one of the most charm­ing aspects of the Euro­pean coun­try­side, espe­cial­ly in Britain and Ire­land, is the patch­work of irreg­u­lar fields bound­ed by hedgerows. Every hedgerow is a minia­ture nature pre­serve, shel­ter­ing a rich vari­ety of flo­ra and fau­na. Dog rose, hon­ey­suck­le, blue­bell, vio­let, less­er celandine, hedge­hog, bank vole, shrew, wood mouse, chaffinch, wren. The list is end­less and famil­iar. Flow­er­ing hawthorn is the back­bone of many hedgerows, and when it blooms in May the coun­try­side explodes in a riot of white blossoms.

The patch­work land­scape of rur­al Britain and Ire­land most­ly dates from about 300 years ago, when much open land was enclosed by Acts of Par­lia­ment. The new field bound­aries were often banks of earth heaped up from ditch­es to either side and plant­ed with trees and thorny shrubs. Hedgerows were cheap­er to estab­lish than walls or fences, and had the advan­tage, if prop­er­ly tend­ed, of self-renew­al. With a num­ber of small hedge-enclosed fields at his dis­pos­al, a farmer could rotate crops and ani­mals among the fields, ensur­ing con­tin­ued fertility.

As nat­ur­al habi­tats for wildlife, hedgerows are unsur­passed. They are rib­bons of for­est plait­ed across the land, a web of wilder­ness through which ani­mals can move with secre­cy and safe­ty. In Britain and Ire­land, hedgerows account for more acres of wildlife habi­tat than all nature pre­serves and nation­al parks. They shel­ter some­thing like a third of all species of plants and animals.

But hedgerows are grave­ly threatened.

Destruction in progress

Over the last six months, I have lived in a house in Ire­land that looks down upon a very ancient fab­ric of tiny hedged fields. Even as I have watched, the hedgerows have been appre­cia­bly dimin­ished, a pat­tern of destruc­tion typ­i­cal of oth­er places in these islands and on much of the Euro­pean continent.

The pres­sure on hedgerows comes from the nature of mod­ern farm­ing. Big machin­ery requires big fields to oper­ate eco­nom­i­cal­ly. Chem­i­cal fer­til­iz­ers elim­i­nate the need to rotate crops: sus­tained pro­duc­tiv­i­ty can be pur­chased in 110-pound plas­tic bags. Small unpro­duc­tive farms are bought out by larg­er, more effi­cient oper­a­tors, who root out hedgerows between fields, drain, and fer­til­ize. The delight­ful patch­work quilt of pas­tures, crops, and fal­low mead­ows yields to an unbro­ken expanse of monot­o­ne green.

From the farmer’s point of view, the grub­bing of hedgerows, as it’s called, makes per­fect sense. Fields can be chem­i­cal­ly forced and mechan­i­cal­ly har­vest­ed two or three times in a sin­gle sea­son, with­out the age-old anx­i­ety about rain-spoiled hay lost on the ground or in the stack.

What is lost are flow­ery hay mead­ows, the hum of insects, singing birds, and a host of oth­er wildlife.

Even along the verges of pub­lic roads, where lit­tle can be gained by grub­bing hedges, farm­ers root them out and replace with barbed wire or elec­tric fences, pre­sum­ably to obtain a tiny extra mar­gin of land. Coun­try lanes that once were sun-and-shade dap­pled tun­nels of flo­ral delight now might as well be on the plains of Nebraska.

Richard Muir, a not­ed British con­ser­va­tion­ist, has (per­haps unchar­i­ta­bly) described the typ­i­cal hedge­grub­ber this way: “He usu­al­ly has a waxed cot­ton jack­et, a flat tweed cap and shares his Range Rover with a dopey Labrador called ‘Dog.’ His hands are soft, his work con­sists of ses­sions with his accoun­tant and order­ing machine dri­vers around on a walkie-talkie…He is very rich and very nasty [to nature lovers and ramblers].”

Economic artifacts

The hedge­grub­bers, on the oth­er hand, are often quick to write off con­ser­va­tion­ists as sen­ti­men­tal busy­bod­ies who care more for field mice and blue­bells than for the well-being of peo­ple. Hedgerows, they remind us with some jus­tice, are human arti­facts estab­lished for eco­nom­ic rea­sons, and their destruc­tion springs from the same moti­va­tion as their creation.

Ulti­mate­ly, the fate of the hedgerows will be decid­ed polit­i­cal­ly. Irish farm­ers present­ly get gov­ern­ment grants to grub out hedges. If the major­i­ty of the pop­u­la­tion wish to retain a visu­al­ly diverse land­scape rich in wildlife, they may have to pay for it. At the very least, they should not pay for its destruction.

As I write, the fuch­sia in the hedgerows out­side my win­dow is com­ing into fes­tive bloom. Fox­glove, hon­ey­suck­le, black­ber­ry, blue­bells, and wild rose add to a lux­u­ri­ant palette of col­ors and scents. But the music of the birds and insects that live among the flow­ers is drowned out by the grind­ing moan of a huge steel-clawed machine that is grub­bing hedgerows in fields across the way.

At the present rate of destruc­tion, it will not be long before all of Europe’s hedgerows are gone, the flow­er­ing banks and rib­bons of wild­wood replaced by wire, the only diver­si­ty of col­or that of plas­tic fer­til­iz­er bags piled by the side of the road.

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