Lighting hps/led

[GIBSTAR]

can i put a 250 watt hps in with a 3oo watt led ? for full grow or part doing 4 autos no to big but am going 2 do a bit of lst on them 1st time doing it when should i start this also help me here i have had a few good seed they germed okay but did not come up about 4 out of 6 this happened to ordered more don't want this to happen again any info would be grateful about all

gibstar

 

[Duggy]

Hps and LED work well together, once the heat is not excessive.
If you start a grow journal in the New Growers section you will get plenty of good advice...