The effects of light color on plant growth

Betsie Naylor Danielle Neal

Materials4 plant containers4 filters of different colors(red, blue, green,

clear)4 2 gallon potsWaterRuler

Method- Step 1Set up

Experiment

Step 2Measure height and water plants

Step 3Record an analyze data

Day 0 Day 5 Day 7 Day 9 Day 12 Day 14 Day 16

Natural 0 4.55 5.67 5.8 6.45 9.33 9.575

Blue 0 5.29 6.5 8 8.41 8.67 9.43

Green 0 5.29 6.96 7.42 7.54 7.75 8.35

Red 0 5.4 6.58 6.83 7.5 7.91 8.665

Results

0 5 7 9 12 14 160

2

4

6

8

10

12

NaturalBlueGreenRed

Day

Pla

nt

Heig

ht

(cm

)

Day 5

Day 16

ConclusionsThe color of light DOES play a role in the

growth of plantsPlants growing in natural or blue light show

the most amount of growthPlants growing in green light show the least

amount of growth