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Hedging
Privacy, security, structure, character and delineating boundaries
- just some of the reasons for utilising hedging and this time of
year is ideal for planting the different varieties available.
Hedges,
as opposed to fencing, provide excellent windbreaks, filtering strong
winds and softening wind turbulence that can subject more solid
objects to damage or even destruction.
Softer
on the eye, hedges can be formal or informal but most importantly
take time to consider what it is you want from a hedge and how much
effort you are willing to expend maintaining it. This means giving
careful thought to the type of hedging plants to be utilised. Remember,
once planted and established, it is nigh on impossible to 'move'
a hedge without resorting to its destruction.
We
are all familiar with the much-maligned Cupressocyparis leylandii
but to be fair leylandii does make for a superb, dense, evergreen
hedge. However it is a rapid grower and requires clipping at least
twice a year - undoubtedly a labour intensive job. If this doesn't
appeal to you then as a general rule don't plant it, for your own
sake and that of your neighbours if they live close by!
November
is the time when bare-rooted hedging plants become available at
the garden centre. Bare-rooted stocks are grown in open ground and
lifted with virtually no soil around the roots. It is essential
to purchase these while they are dormant as they are extremely unlikely
to survive if planted when in leaf. Look for plants with a well-developed
root system, which are evenly placed and spreading in all directions.
Prior
to planting the soil needs to be prepared thoroughly especially
as hedging is potentially long-living. I know it's a repetitive
statement but that old adage of 'spending a penny on the plant and
a pound on the hole' is filled with wisdom!
Cultivate
an area wider than that of the actual planting site and remove or
kill any weeds growing there. If you use a weed killer select one
that breaks down harmlessly on the soil rather than one, which can
sterilise the ground thus preventing planting for at least six months.
Dig over the area well working in copious amounts of home-made compost
or a proprietary brand of manure compost.
Hedging
plants generally, are spaced 30Ð60cms (12"-24") apart in a single
row although if a thick hedge of 90cms (3') is required, consider
double planting. Space the plants 90cm (3Õ) apart with 45cms (18")
between the rows staggering the plants. If planting a dwarf hedge
the distance between plants is much closer at 10-15cms (4"-6") apart
and always remember to water the plants in thoroughly.
Pruning
and training a new hedge is essential to encourage dense growth
from the base and for keeping the hedge in shape. For hedges such
as Ligustrum (privet) and Crataegus monogyna (hawthorn), which have
strong upright growth habits, prune the plants back to 15-30cms
(6"-12") above ground level in late spring and in late summer clip
back lateral growth (side growth from a shoot). In its second winter
or early spring get ruthless and cut the hedge hard back, removing
half the previous season's growth.
Privet
can reach an eventual height of 3m (10') but don't despair if you
have inherited an overgrown hedge of this type as it does respond
well to renovation. Remember to feed and mulch your hedge in spring
and particularly before any pruning is carried out.
Other
ideal plants for hedging includes Lonicera nitida (honeysuckle),
which reaches an eventual height of only 1-1.2m (3'-4') feet. The
copper coloured leaves of the deciduous Fagus sylvatica (beech)
add beautiful colour to the garden in autumn and can be maintained
between 1.2-6m (4'-20') depending on the desired height. Clip beech
back once a year in late summer.
Carpinus
betulus (hornbean), Ilex aquifolium (holly) and Escallonia 'Langleyensis'
make for very attractive hedges and where the latter two have either
berries or flowers as does Forsythia x intermedia 'spectabilis',
which increases the beauty and interest that hedging can provide.
Remember too that container grown hedging can be planted at anytime
providing conditions allow.
Take
advantage of the unreasonably mild weather and start planting now!
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