colour of cauliflower seed

Hi
can anyone tell me what the colour of cauliflower seed is as there are so many small weed seeds coming up cant tell which is which and i need to do some weeding,all help much appreciated.
thanks tony

 

Cauliflower seed is black, Tony. But what does that have to do with weeds coming through?

 

Hi Daitheplant
well all the other seeds around them are black as well,clever things these weeds.and i dont want to pull out the cauli

 

David , I think Indian meant what colour are the seedlings when they emerge - how can you identify them from the other little blighters