Pest / Disease
Symptoms and Treatment
Red Spider Mite
Leaves turn yellow and if severe the whole plant can be tinged
with a bronze colour. Eventually the plant will wilt and die. Fine
silk like threads often appear, mainly on the leaves. Spray with
derris or water with a small amount of washing up liquid in it.
Mist regularly with water.
Aphids (greenfly and
This is the commonest pest of ridge cucumbers. You will seed lots
of small or black flies on the underside of the leaves. First
spray with water and a small amount of washing up liquid in it.
Then pick of the flies with your hands. healthy plants will
outgrow the attack
The stems and some leaves will have holes in them. Around the
plants there will be silver coloured slime trails. Treatment is
varied, so click on "slugs" in the left-hand column for much more
here for even more information.
The cucumber plant leaves will be mottled yellow and green. There is no treatment
for this disease. It is spread by aphids and humans so aphid control
and cleanliness is the
best preventative measure.
The leaves become yellow at the bottom of the plant (this disease
is from the soil) and the yellowing works it's way up the plant.
There is no cure so dig up and burn infected plants. The best
preventative measure is to keep the surrounding soil clear of all
debris. Keep water away from the base of the main stem