Possible Clues:

• Segregate organisation that may be present in March or April
• Item that's often hidden
• Springtime confection
• Dial up fot this for a festive occasion
• Laid after being lent?
• Seasonal urge for chocolate?
• Seasonal gift that may be plain?
• The lay of 17 across
• Spring's sweet
• A flower say tucked into say a festive gift