They will grow by the hour in their early stages. Enjoy it as it is fun to watch.

Keep the fan on them 24/0....do not turn it off.

I dont like distilled water. It is essentially dead water as all the water atoms have been stripped to their bare selves. The entire molecular structure of the water molecule has been dissaembled.

There is nothing 'bad' about it but is still essentially 'dead' water. Great if you are running a coal processing plant

There is nothing wrong with tap water....well I guess that depends on where you live...for the most part.....

More important is the pH of the water. Make sure its adjusted down to 6.8

Reverse Osmosis water is better but still not required.