Question From:
Keith Bowden in Woonona, wollongong NSW
Nature of problem:
Fruit drop on a Kennsington Mango tree the tree is about 15 years old the tree has fruited twice in the last 7 years both times over 200 mangoes each time the last time was 2 years ago it gets flowers all in the season the mangoes start to form but they turn black and drop
Type of Plant (if known):
Kennsington Mango
Symptoms of Plant Illness (please try NOT to diagnose your problems yourself):
it just drops the fruit
Soil Type (e.g. sandy, clay or loam) OR Potting Mix Type:
Rich dark soil
How often do you water the plant:
between 1 and 2 weeks
How many hours of sunlight does the plant get each day:
12
What type of plant is it:
The tree is about 6meters tall about the same in diameter look very healthy
How long since you planted it:
15years ago
Have you fertilised? If so, with what and when:
dynamic lifter and richo citrus and fruit fertiliser
Is the plant indoors or outdoors:
outdoor
Is the plant in a pot or in the ground:
ground
What other treatments have you given the plant:
Treatened to cut it down
Upload photo if available:
Other Comments:
Our lemon and manderine are doing the same
Answer: This disease is called Anthracnose. It kills off flowers and later many of the fruit that form. Spray with Mancozeb Plus as the flowers are about to open in Spring and again later if any black spots are seen on the fruit. Don