Seedling emergence (%) of Asclepias humistrata in response to planting microsite (seeds sown under a scrub oak canopy of Quercus geminata (sand live oak) or Q. myrtifolia (myrtle oak), on the gulf-side edge (drip line) of coastal scrub or in an open area gulf-side of coastal scrub) and seed cover (seeds covered by leaf litter or covered only with sand) 7 and 38 weeks after sowing (WAS).
| Microsite | 7 WASz | 38 WAS | ||
|---|---|---|---|---|
| Sand | Litter | Sand | Litter | |
| Open | 1.50 by | 0.00 b | 20.50 a | 9.75 bc |
| Edge | 3.00 b | 1.75 b | 14.00 ab | 11.50 bc |
| Canopy | 16.75 a | 2.50 b | 6.00 bc | 3.75 c |