the wind velocity at the height of application at the place of intended aerial application does not exceed 10 knots, except where the approval given in relation to that plant protection product permits aerial application when such wind velocity exceeds 10 knots;

not less than 24 hours before the aerial application, that person has provided and put in place within 60 metres of the land to which that plant protection product is to be applied signs, of adequate robustness and legibility, to warn pedestrians and drivers of vehicles of the time and place of the intended aerial application; and

before the aerial application that person has provided ground markers in all circumstances where a ground marker will assist the pilot to comply with the provisions of paragraph 5 below.