Terri - I've noticed a difference in color between newly germinated seedlings and older ones. A few of mine were turning dull greyish and I thought they were maybe suffering from damping off because of the moisture, so I'm starting to let mine get a bit dryer.... there must be a fine line somewhere! Survival of the fittest is good.
Chris - I think you should have bought the 4,000 seed lot.....even better deal! I would imagine that semp seed would keep for a while, so you should be set for multiple sowings! Anybody know for how long properly stored semp seed is viable?
I just got some seed of various Graptopetalum sp. to try too...... just have to find room...along with all my Adenium germinating....! - Arlan