I am intrigued by this discussion, as it is not increasing anyone's knowledge, as Leo says, it is all on what works best for you, which depends on under what conditions you are growing. Sounds just like a thing that is going round and round without ending. Ina On 5/10/2011 11:15 a.m., Leo A. Martin wrote: > This question is so dependent on one's growing conditions that there can't > be hard and fast rules.