Which crop makes these fields blue?

Heather
Violets
Indigo
Lavender
Lavender is grown commercially for the extraction of essential oils. It is also grown as a condiment and used in salads and dressings. There is a color named for the shade of its flowers.
Steve Lamberty
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Correct this question
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Very interesting!
reach: rather globalagriculturebluebotanycolorscropsfarming

Answers by country

Heather
Violets
Indigo
Lavender
answers
flagFrance
5%
0%
0%
95%
20
flagAustria
0%
5%
0%
93%
117
flagSwitzerland
0%
2%
4%
93%
43
flagNew Zealand
0%
0%
7%
92%
14
flagGermany
2%
3%
0%
91%
516
flagGreece
0%
9%
0%
90%
22
flagAustralia
2%
6%
2%
88%
44
flagCanada
3%
6%
3%
86%
30
flagSouth Africa
0%
18%
0%
81%
22
flagRepublic of Ireland
15%
5%
0%
80%
20
flagthe Philippines
2%
16%
2%
75%
36
flagthe United Kingdom
13%
7%
3%
73%
138
flagthe Netherlands
11%
11%
5%
70%
17
flagCambodia
1%
20%
9%
67%
420
flagPoland
26%
5%
1%
66%
14852
flagthe United States
5%
14%
15%
64%
526
flagPakistan
7%
10%
28%
53%
28
flagUnknown
0%
28%
21%
50%
14
flagIndia
3%
16%
30%
48%
362
flagNigeria
6%
46%
20%
26%
15