As soon as the seedlings can be picked up with your fingers (or with the appearance of three leaves), they need to be picked out - planted in separate containers.
Sida ugu dhakhsaha badan geedo waxaa la qaadi karaa farahaaga (ama muuqaalka saddexda caleemo), waxay u baahan yihiin in la soo saaro - lagu beeray weelal gooni ah.