Possible Clues:

• Fond of sitting still
• Headline about Prime Minister you're primarily finding unmoving
• Sitting in sun around garden yard
• Moving little ceremony’s ending with celebrity touring garden
• Like an inactive lifestyle
• One's 'not standing' for this!
• New Year tends to make us inactive
• Celebrity going round garden, ending in rockery, sitting down
• A little light covering garden may in the end become inactive
• Involving little or no energy