Oilseed radish - when to plow them

[Perbjorkhem]

Hello fellow farmers.

If I wait until the oilseed is bigger, will I get double fertilization or is it always single fert. no matter when I plow them down?

Thanks.

[eric21]

Single

[Dixie Farmer]

Plough or cultivate as soon as you see the green leaves.

[Perbjorkhem]

Ok. Thanks a lot!