Aphids are small sap sucking insect and
commonly known as greenfly and blackfly. Although both are within a same
species can vary widely in colour.
A typical
lifecycle occurs in aphids. Flightless female can giving birth to a female
nymphs – who may also be already pregnant without the involvement of males (known
as telescopic development). Females can breed profusely, so that the number of
these insects multiplies quickly. It can colonise new plant rapidly. Winged female
develop later. In the temperate regions, a phase of sexual reproduction occurs
in autumn. It can often overcome winter as eggs.
Aphids are
most destructive insect pest on cultivated plants in temperate regions.
1. It can weaken the plant by sucking
sap.
2. They can act as vectors of plant
viruses.
3. It can disfigure your plants with
deposit of honeydew and subsequent growth of sooty moulds.
1.
COOL BLAST: Spray cold water on the leaves and buds.
Its help in cool blast and dislodge aphids.
2.
You may use Neem Oil, Insecticidal soaps and horticulture
oils are effective against aphids.
3.
Use flour dust: if you have large invasion use flour
dust on aphids. The aphids will ingest the flour, which clogs their digestive
system and kill them.
4.
Soapy water: use mild soapy water as foliar spray.
Reapplied every 2-3 days for two week
5.
Diatomaceous earth: you can use diatomaceous earth to
kill aphids easily. Remember that don’t be applied when plants are in bloom. It
is harmful to pollinator’s insects.
6.
Use of Alcohol: you may use 70% alcohol. Rub it with the
help of painting brush on the invasive part of aphids. Doesn’t spray it on the
whole plant it may damage your plants. You may spray it gently just on the
infected parts.
Hope it will be helpful to new gardener.
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