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Some of the sunflower's leaves were "torn", while some were likely eaten up by insects. Here are some pictures of our damaged leaves.
Hypothesis:
Like mentioned, I think that somebody might have torn it on purpose. I am also quite certain that insects ate the leaves, causing the damage on them.
| POT 1 | POT 2 | POT 3 | |
| 23/7/04 |
|
 |
|
| 26/7/04 |
 |
Picture not taken | picture not taken |
| 30/7/04 |
 |
 |
picture not taken |
| 13/8/04 | Plant has died |
 View 1  View 2  View 3 |
Plant has died |
| 18/8/04 | Plant has died |
 View 1  View 2  Flower Bud |
Plant has died |
| 25/8/04 | Plant has died |
 View 1  View 2  Flower Bud |
Plant has died |
| 28/8/04 | Plant has died |
 View 1  View 2  Flower |
Plant has died |
| 30/8/04 | Plant has died |
 View  Sunflower width |
Plant has died |
| 31/8/04 | Plant has died |
 Sunflower width |
Plant has died |
| 1/9/04 | Plant has died |
 Sunflower width |
Plant has died |
| 2/9/04 | Plant has died |
 Sunflower view (Sorry for the unclear view)  Sunflower width |
Plant has died |
| Flower 1 | Flower 2 | Flower 3 | Flower 4 | ||||||
| 31/8/04 |
 View 1  View 2 |
 View 1  View 2  View 3 |
 View 1  View 2  View 3  View 4 |
Picture not taken | |||||
| 1/9/04 |
|
|
Picture not taken |
2/9/04 |
|
 (Sorry for the unclear view)  Sunflower Width
|
 Flower #2 is on the left, Flower #3 is on the right (Sorry for the unclear view)  Sunflower Width
|
Flower #3 is on the right, Flower #2 is on the left (Sorry for the unclear view)  Sunflower Width
|
 (Sorry for the unclear view)  Sunflower Width |
More pictures coming soon
Records Table [We used the Datalogger to measure these parameters] Data logger used: MultiLogPRO
19/7/04 2:45p.m.
22/7/04 2:45p.m.
26/7/04 2:30p.m.
27/7/04 2:15p.m.
28/7/04 2:10p.m.
1/8/04 2:30p.m.
2/8/04 2:30p.m.
12/8/04 3:00p.m.
18/8/04 2:30p.m.
25/8/04 1:45p.m.
2/9/04 10:15a.m.
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
7.1
299.1
23
Pot 2
6.9
299.1
24
Pot 3
7.5
299.1
24
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
7.3
299.1
25
Pot 2
7.18
299.1
26.5
Pot 3
7.08
299.1
25
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
6.7
299.1
28
Pot 2
6.98
299.1
28
Pot 3
6.49
299.1
26
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
7.3
300.8
27
Pot 2
7.29
300.8
28
Pot 3
7.75
300.8
26
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
7.12
300.8
27
Pot 2
6.82
300.8
28
Pot 3
6.99
300.8
27
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
6.93
298.5
30.37
Pot 2
6.9
298.5
30
Pot 3
7.31
298.5
30.25
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
7.1
298.5
32
Pot 2
7.2
298.5
32.07
Pot 3
7.16
298.5
32
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Pot 1
Plant
has
died
Pot 2
5.12 (added aluminium sulphate)
298.5
26.91
Pot 3
Plant
has
died
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Size of largest leaf (cm, from apex to base)
Number of leaves (##)
Height of plant (cm)
Pot 1
Plant
has
died
Pot 2
5.5 (added aluminium sulphate)
299
28.73
13.5
19
66.5
Pot 3
Plant
has
died
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Size of largest leaf (cm, from apex to base)
Number of leaves (##)
Height of plant (cm)
Pot 1
Plant
has
died
Pot 2
from 6.92 to 5.69 (added aluminium sulphate)
298.5
31.64
18
19
95
Pot 3
Plant
has
died
pH value of soil
Amt. of light (Lux)
Temperature of soil(degrees C)
Size of largest leaf (cm, from apex to base)
Number of leaves (##)
Height of plant (cm)
Pot 1
Plant
has
died
Pot 2
from 6.78 to 5.65 (added aluminium sulphate)
298.5
30.64
19.5
14 (excluding dead)
107
Pot 3
Plant
has
died
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Copyright © 2004. All rights reserved.