Does any one know of a tall sedum?

Not Autumn Joy or kin tall (for me around 24" max), but a true back of the
border sedum.

Or lacking a true sedum, something with the presence of a sedum that I could
use near my tall (6 foot plus) grasses.


Thanks all,

Cheryl
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Cheryl Isaak
AHS Region 4, USDA Zone 4B/5A
growing, stitching and reading in NH