AsNoriuanswered grow question 7mo ago Aphids i think too.
https://dragonfli.co.uk/collections/aphids?srsltid=AfmBOopcFPaZ2fLwumGUDkctDkan_vu25iCtioczXsR-U7Sn9tbpsA5m
A bit hard to sort without spraying. All natural predators either will be too expensive or will work slow.
What to spray id big question, but you will find solutions on google .
https://growdiaries.com/journal/how-to-deal-with-common-cannabis-pests
I would go against neem oil, but still read through.