Related Clues:

• Organic food containing colouring rejected, when popular previously
• Prime crop for farmers colouring up inside
• The flush of vigour, health etc.
• Say rhymes for prime
• One's period of greatest success
• Period of greatest vigour
• Way rhymes sounded in golden age
• Best time to get colour back into grass
• Rhyme for prime
• He had certainly divided by an unknown prime
• Prime time to make hay, they say
• Doris's superior way of getting attention, when at height of powers
• Best time
• Successful period seeing colour returning in grass
• Peak or prime