Number of days to first bud break following application of Sunspray 6E to six species of woody ornamentals. Time periods are shown as minimum number of days, (average) and maximum number of days.
| Plant species | Control | 2% Oil | 4% Oil | 6% Oil | 8% Oil | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pear | 16 (16) 17 | 16 (16) 16 | 16 (17) 18 | 17 (17) 18 | 16 (19) 22 | ||||||
| Sugar maple | 16 (23) 30 | 18 (22) 25 | 18 (18) 18 | 19 (28) 37 | 19 (19) 19 | ||||||
| Jap. maple | Nearly 100% bud break by day +7 regardless of oil concentration | ||||||||||
| Hornbeam | 19 (24) 37 | 25 (29) 32 | 16 (19) 25 | 16 (27) 42 | 16 (21) 25 | ||||||
| Scots pine | Nearly all shoots started elongating about day +37 | Red pine | regardless of oil concentration | ||||||||