I am new to all this could do with some sound advice

[Two_Sheds]

Your heated prop is of no use until Jan/Feb,...At this time of year, there's enough heat around in our British "summer" for seeds to grow without lecky

They are in propagator that I brought from B&Q and thanks for your help

They are likely to grow tall, weak & spindly if you keep them in your propagator, esp. if you have the heat on.