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Topics  > Biology > Botany

The effect of vitamin D on plant growthFeatured science projectScience project video

Observation

The results showed that increasing the concentration of  vitamin D in the water used for watering the plants, helped to increase the growth rate of the radish, green bean and  chili plants.

Plant type

The average height of the 5 plants in each pot after 10 days (mm)

water

0.1/100ml

0.2/100ml

0.3/100ml

0.4/100ml

0.5/100ml

0.6/100ml

0.7/100ml

0.8/100ml

0.9/100ml

Radish

54

57

59

61

64

66

69

72

75

78

Green bean

69

72

74

77

79

82

84

85

87

89

Chili

47

49

52

55

56

59

61

65

67

69

The graph below represents the result of our science project experiment.

vitamin D and plant growth experiment

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Complexity level:
8
Project cost ($):
20
Time required:
5 days to prepare, 10 days for science fair project
Material availability:
Easily found
Safety concerns:

none

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