Why not read the regulation?
FCL.810 Night rating
(a) Aeroplanes, TMGs, airships.
(1) If the privileges of an LAPL, an SPL or a PPL for aeroplanes, TMGs or airships are to be
exercised in VFR conditions at night, applicants shall have completed a training course at an
ATO. The course shall comprise:
(i) theoretical knowledge instruction;
(ii) at least 5 hours of flight time in the appropriate aircraft category at night, including
at least 3 hours of dual instruction, including at least 1 hour of cross-country
navigation with at least one dual cross- country flight of at least 50 km (27 NM) and 5
solo take-offs and 5 solo full-stop landings.
(2) Before completing the training at night, LAPL holders shall have completed the basic
instrument flight training required for the issue of the PPL.
(3) When applicants hold both a single-engine piston aeroplane (land) and a TMG class rating,
they may complete the requirements in (1) above in either class or both classes.
5 hours total of which:
3 hours Dual
and
5 solo take-offs and 5 solo full-stop landings.
Once upon a time there was a solo night Navex and a 1 hour solo requirement, but thats now gone.