single finger leafs

Ive planted 10 fem white widow x bigbud and three of the plants are 10 inches high and have just single fingered leaves .Any advice

Let it grow

Let them go for about 3 more nodes, then if no changes, I would force flower and see whats up. Thats just me...

Feed them.

pics would help

Ive had one of them strange 1 leaf looking plants its like a mini bush with extremely long fingered leaves the leave stems where extremely long when I budded it it stretch heaps and was fine