Most all of the Lotuses are hardy to zone 4. That is alot colder
than your zone 5.

Nedra
http://www.geocities.com/Heartland/Pines/4836
http://community.webshots.com/user/nedra118

"Jerrispond" wrote in message
...
get large and develop petals but before it actually opens, the
petalsfall
off. We have three buds and this has happened on two of them.The third
one is
still too small yet. We live in NW Indiana (zone 5)

Maybe not enough sun, or not warm enough...You are on the very edge of a
lotus
growing zone...they like it hot and sunny. Jerri


http://www.fringeweb.com/Ponds/JerrisPond