Pot marigold
Calendula officinalis
Annual flowering herb whose petals are used as a culinary garnish and mild saffron substitute.
Family
Asteraceae
Temperature
16-26°C (absolute 8-30°C)
Rainfall
500-800mm (absolute 300-2500mm)
Soil pH
5.5-7 (absolute 4.5-8.3)
Soil types
Well-drained fertile loamy soils