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ROOTING MEDIUMS
Cuttings should be dipped into rooting hormone and inserted into
a seed tray or plant pot of a standard pre-mixed cutting compost
or equal parts peat (or substitute) and perlite or sharp sand.
Ensure that the compost is kept damp at all times but do not allow
to become too wet. Cuttings' leaves should not be allowed to touch.
Watering with a fungicide solution will lessen the chances of
fungi infestation.
MAINTAINING CUTTINGS
Softwood cuttings need to be placed in a propagator to ensure
humidity levels are kept high and moisture loss is kept to a minimum.
Alternatives include placing the cuttings container in a plastic
bag or frequent misting. Softwood cuttings need to be kept at
18-24°C if at all possible. At this time of year, this usually
means placing on a bright window-sill out of direct sunlight.
Fallen leaves should be removed daily to avoid fungal growth which
can kill cuttings. As the cuttings start to grow strongly, propagator
covers or plastic bags should be removed. Softwood cuttings can
start to show signs of growth within 2 or 3 weeks, they do not
however root for far longer and should not be disturbed or repotted
until roots start to appear at the bottom of the container. It
can take as long as a year before softwood cuttings are strong
enough to be potted on individually.
Semi-ripe and ripewood cuttings should also be placed in a covered
propagator to ensure high humidity levels, though at this time
of year (Summer or early Autumn) the container is normally placed
outside where temperatures of around 21°C are ideal. Do not place
in direct, hot sun which can dry out the cuttings before they
are able to root. As with softwood cuttings, remove fallen leaves
on a daily basis and keep the compost damp but not soaking wet.
Semi-ripe and ripe-wood cuttings are normally strong enough to
be potted on the following Spring.
Hardwood cuttings should be placed outside and do not require
any cover; there are no leaves to lose moisture and humidity levels
during the Autumn and Winter are naturally high. Hardwood cuttings
require no more protection from frost than their parent plants
and only need extra protection when temperatures drop below -10°C.
Ensure that after frosts, cuttings are re-firmed into the compost
as frozen compost can lift and create air-pockets.
Hardwood cuttings will show no outward signs of growth until Spring
when tiny buds will start to appear. They can be as late to start
growing as May and until then should be left undisturbed. Hardwood
cuttings do not generally begin to root until after their first
flush of growth and unless growth is particularly vigorous should
not be repotted until the following Spring; around 15months after
being originally taken.
TIPS FOR SUCCESS
If a diagonal cut is made to the bottom of cuttings, it helps to indicate which way up the cutting should be planted. The increased surface area of a diagonal cut also gives an increased area for roots to appear.
Keep humidity levels high for cuttings with leaves as this reduces moisture loss; however be wary of fungal infestations that enjoy hot, humid conditions and can kill cuttings.
Remove all dead leaves daily.
Cuttings that have dropped all foliage and have shrivelled are unlikely to strike; these become a likely source of fungal infection and should be removed.
Always use Hormone Rooting Powder; it contains fungicides and greatly increases rooting rates.
Take as many cuttings as you can fit in a pot but do not allow leaves to touch each other.
NEVER be tempted to pull out cuttings to inspect their root growth before they are ready; it is more likely that you will break very delicate roots which will result in the cuttings failure
Be Patient !!
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