| Date | DDs | Event |
| 4-2-15 | 603 | Peak 1st instar |
| 5-2-15 | 872 | Peak 2nd instar |
| 5-16-15 | 1052 | Peak 3rd instar |
| 5-29-15 | 1285 | Peak 4th instar |
| 6-14-15 | 1641 | 2% pupation |
| 6-19-15 | 1747 | Peak 5th and 6th instar |
| 7-1-15 | 2097 | 50% pupation |
| 7-4-15 | 2199 | 2% adult emergence |
| 7-17-15 | 2543 | 50% adult emergence |
| 7-21-15 | 2664 | Final 6th instars present |
| 8-11-15 | 3253 | 98% adult emergence |
| 42 | F | single sine |
| spongy moth from Jan 1 [oak-maple] model |