Lupins have quite large seeds, which are easy to handle and to sow individually.
Bear in mind that they are harmful if eaten. Then, using the base of another pot, gently firm down and level out the surface of the compost. Use several pots to sow all the seed. 4 Seeds should start to germinate within 7-10 days and will grow into seedlings like this in about eight weeks. They can then be pricked out.