Healthy plant |
- Normal plant growth
- Strong stem
- Leaves at the top are small and light green
- Leaves at the bottom are bigger and dark green
- The production of flowers and fruits is normal
- The growth of roots is normal
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Plant with nitrogen deficiency |
- Stunted plant growth
- Weak stem
- Leaves at the top are smaller and fall easily
- Leaves at the bottom are pale green or yellow (chlorosis)
- The production of flowers and fruits is stunted
- The growth of roots is normal
|
Plant with phosphorus deficiency |
- Stunted plant growth; slow to grow and mature
- Weak stem
- Leaves at the top are smaller and purplish
- Leaves at the bottom are bluish-green, curled and with brown edges
- The production of flowers and fruits stops
- The growth of roots deteriorates
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Plant with potassium deficiency |
- Stunted plant growth; dies before reaching maturity
- Weak stem
- Leaves at the top have brown spots, curled ends and chlorosis
- Leaves at the bottom wilt and have dead tissues around the edges
- The production of flowers is reduced, and the production of fruit stops
- The growth of roots is reduced
|