plantred cabbage
bot. namebrassica oleracea
convar. capitata
f. rubra
convar. capitata
f. rubra
partleaves
extractionheat
water
alum
natriumcarbonat
water
alum
natriumcarbonat
col. groupanthocyanins
colorantcyanidin
sourcech
print
sample
sample

plant month
plant month
1
2
3
4
5
6
7
8
9
10
11
12
crop month
crop month
1
2
3
4
5
6
7
8
9
10
11
12