Daisyl is right on. The first squash flowers often are not pollinated Because 1. Pollinating insects have not found them. 2. Plants are leading with female flowers . Honeybees tend to lock in on one type of plant at a time and will work that plant until finished. So if there is a more abundant nectar source they will avoid squash. Native squash bees, Bumbles and carpenter bees are the more dependable pollinators of garden squash.
