The shipping is pretty good actually.
http://www.drsfostersmith.com/general.cfm?gid=315#3 - the shipping table. Orders seem to take only a few business days to get there too, even with regular shipping. The shipping being based on how much you order is good when you're ordering a lot of bottles like meds or treatments.
Because they have to be overnighted, frozen foods and products like BioSpira have:
Please note: Special shipping costs apply when ordering BIO-Spira. The cost is $19.99 shipping and handling (1 day air) for as many BIO-Spira or frozen fish foods as you wish to order. This will be reflected in your shipping total upon checkout. Orders are shipped Monday through Thursday. Rates are for the 48 connecting states.
They sell live plants and aquatic life at
LiveAquaria.com and have a great selection.