Common chilli peppers diseases, symptoms and the ways to
Chilli peppers diseases
The symptoms-The fruits seemed dark, round, sunken spots. Infected
fruits drop off prematurely. Black, minute spots develop on infected
Environmental factors like rainfall
intensity contributes to different
levels of disease. Temperature effect often interact with other
factors, such as leaf surface wetness and humidity, light.
The surface wetness, appears to have
major influence on the
germination, infection and growth of the pathogen on the host.
Generally infection occurs during warm, wet weather, temperatures
around 27°C and high humidity are ideal for anthracnose disease.
The control measures are to treat with
organomercurials, Thiram or
Brassico (read instruction on the bottle lable)
Difolatan (0.2%) or Dithane M-45,
Manzate 200, Mancozeb, Fore,
Green-Daisen M, Karamate, Mancofol, Zimaneb, Manzeb, Policar, Dithane-
Ultra Nemispot, Nemispor, Riozeb, Mancozin, Manzin. Common names
include mancozeb and manzebat, 3 days interval (during great attack of
these chilli peppers diseases)
Powdery mildew is a fungus which cause leveillula taurica is one of the
most serious diseases.
The chilli peppers disease powdery or downy mildew symptoms-chlorotic
spots that may become necrotic with time.
On the lower leaf surface, a
white to white powdery growth may exist. Leaf would drop eventually.
way to prevent powdery mildew is to avoid the environmental conditions
that favor the disease.
Prune the plants and remove any unwanted weeds
to improve air circulation. Water in the early morning hours (avoiding
overhead watering if possible)to give the plants time to dry out during
Always keep the ground under infected plants clean.to prevent
the disease from spreading. Remove and destroy any plants with serious
infection. Choose high resistant varieties if possible.
Powdery mildew is easy to control for plants. Use organic foliar to
protect the chilli fruits . If infection are at the early stage, apply
a copper spray to the infected and surrounding plants every 3 or 7 days
days until harvest.
Viral Infection by scirtothrips (Insect)
The symptoms- Chilli leaf curl. Top leaf would burn and drop eventually.
way to prevent thrips not to miss scheduled poison spraying. Prune the
plants and remove any unwanted weeds to improve air circulation.
keep the ground under infected plants clean. To prevent the disease
from spreading, remove and destroy any plants with serious infection.
a) Insect control mixture ( Tobe sprayed on the chilli tree)
-1 litre of water + 10 ml liquid detergent + 50
ml neem oil and add to
10 litre of
b) Mixture of Effective Microb + molasess + one clove grinded
and 3 dried
chilli (Chilli padi), Bamboo leaf,
tamarind and aloe vera