Learn about the causes of citrus leaf
curl, specially lemon tree leaves curling
upward or downward and turning yellow
and it's treatment that really work.
Normally citrus trees have not much
problems but extreme cold and hot
temperatures, rain and insects may cause
citrus tree problems.
Citrus leaf curl problem in lemon lime
and orange trees may be caused by pests
attack, water stress, fungal disease,
bacterial blast and potassium
deficiencies.
Pests like aphids, spider mites, citrus
leaf miners ,mealy bugs and scale insects
can cause deformations of leaves, causing
curling cupping, wilting and
discoloration. The larvae of citrus leaf
mine a tunnel through leaf tissues,
forming serpentine mines and the new
leaves, leaving a silver trail in their
path. This causes the new flush to twist
and curl and prevents it from expanding
fully. The treatment of leaf curling due
to citrus leaf miners is simple. Cut down
all the infected leaves and branches and
destroy them, then spray a mixture of
pest oil and neem oil on both sides of
the leaves.Repeat every two weeks.
The oily surface of the leaves will
deter the insects to sit on them, also
the neem tree will kill all the insects
and keep them away.
Citrus leaves can also curl when it is
too hot and too cold in summers. Water
stress will curl the leaves inwards or
up. Put a thick layer of organic mulch on
the soil and water deeply, from trunk to
the canopy.
Citrus leaves curling and turning yellow.
Keep your tree healthy, remove dead
leaves, diseased leaves and branches.
Clean the ground under the tree. Use the
pest oil and neem oil spray every two
weeks, specially when new leaves grow and
spray on both sides of the leaves.
 
