Possible Clues:

• Permit one to be sweet under the marsh in cork
• Plant family that includes the hibiscus
• Downy-leaved plant and Cork town
• Plant everything to be gathered in harvest
• 'Cork town, a plant and a sweet (6)'
• Hibiscus or hollyhock
• Hairy-stemmed plant with disc-shaped fruit
• Shrub completely surrounded by cut grass
• Green light after the motorway for Cork town
• Shopping centre in New York has nothing for women in Cork