You may want to post something at the gardenweb salvia forum or the yahoo salvia group. There are folks at the latter that have done some salvia hybrid work.

Good Luck.
John

I've done some crosses, and can say that you can only cross New World sages with one another, ditto with Old World sages. Compatibility is the issue, and relevant factors are chromosome number, self-incompatibility, growing conditions, and other pollinators.

For data on chromosome numbers and place of origin, go to the URL below:

Here is a link that might be useful: Salvia Research Network