The lees pH is an important consideration. It will inhibit b linens and some molds production. But, if you leave it alone, the native flora should be able to increase pH enough over 3-4 days to support mold growth.
Do not do a high moisture, you risk runaway fermented flavors. This needs a run-of-the-mill tomme, 3x floc. If you do moderate moisture, it might work, so long as you don't do too many applications and keep the humidity in the moderate range to slow everything down.