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Symptoms
|
Possible
Causes
|
Possible Cures
|
Drying Young
Plants
|
Fertilizer burn
|
Mix fertilizer
thoroughly with soil
|
Disease (damping-off)
|
Treat seed; don't over-water
|
|
Stunted plants pale to yellow
|
Low soil fertility
|
Soil test for
fertilizer recommendations.
|
Low soil pH (too acid)
|
Soil test for lime recommendations.
|
|
Poor soil drainage
|
Drain and add organic
matter.
|
|
Shallow or compacted
Soil
|
Plow deeper.
|
|
Insects or diseases
|
Identify and use
control Measures
|
|
Nematodes
|
Soil test for treatment recommendations.
|
|
Stunted
plants purplish color
|
Low temperature
|
Plant at recommended
time.
|
Lack of phosphorus
|
Add phosphorus fertilizer.
|
|
Holes in
leaves
|
Insects
|
Identify and use
control measures.
|
Hail
|
Be thankful it was not worse.
|
|
Spots, molds,
darkened areas on
leaves and
stems
|
Disease
|
Identify, spray or
dust, use resistant varieties.
|
Chemical burn
|
Use recommended chemical at
recommended rate.
|
|
Fertilizer burn
|
Keep fertilizer off
plants.
|
|
Wilting
plants
|
Dry soil
|
Irrigate if possible
|
Excess water in soil
|
Drain.
|
|
Nematodes
|
Soil test for treatment recommendations.
|
|
Disease
|
Use resistant varieties
if possible.
|
|
Weak, spindly
plants
|
Too much shade
|
Remove shade or move plants to sunny
spot.
|
Too much water
Plants too thick
|
Seed at recommended rate.
|
|
Too much nitrogen
|
Avoid excess fertilization
|
|
Failure to
set fruit
|
High temperature
|
Follow recommended planting
time.
|
Low temperature
|
Follow recommended planting time.
|
|
Too much nitrogen
|
Avoid excess
fertilization.
|
|
Insects
|
Identify and use control measures.
|
|
Tomato leaf
curl
|
Heavy pruning in
hot weather
|
Don't
|
Disease
|
Identify and use control measures.
|
|
Dry brown to
black rot on blossom end of tomato
|
Low soil calcium
|
Add liming material.
|
Extremely dry soil
|
Irrigate.
|
|
Misshapen tomatoes
(catfacing)
|
Cool weather during
Blooming
|
Plant at recommended
time.
|
Abnormal
leaves and growth
|
2, 4-D weed killer
|
Don't use sprayer that has previously
applied 2, 4-D.
Don't allow spray to drift to garden.
|
Virus disease
|
Remove infected
plants to prevent spreading. Control insects that transmit.
|
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