1. 'Alkmene'flowers early mid season, with self-sterile blossoms, hence cross pollination is needed. 2. If so you may get a cross pollination between the two color phases. 3. But few ears are used to such weird instrumentation and musical cross pollination . 4. And the thought of cross pollination with low-THC hemp makes pot growers cringe. 5. Two compatible varieties are needed for cross pollination and fruit set. 6. This mechanism favours cross pollination ( allogamy or xenogamy ) in these plants. 7. Furthermore, all varieties are susceptible to cross pollination , giving rise to intervarietal seeds. 8. A few citrus, including some tangelos and tangerines, are self-incompatible, and require cross pollination . 9. "There's this wonderful cross pollination between ` Meet the Press'and a Web site ." 10. The Los Angeles Opera, meanwhile, continues its cross pollination with the city's creative community.