only in the spring! However, plant the bulb in the fall.
Nope, they come in bulbs
Bees are very attracted to tulips. It is actually good to have bees in your yard. We don't always sees bees around tulips because the tulips come out early in spring and bees are not as active at this time.
No, nor do tulips.
Tulips spread by bulbs, rather than by seed.
tulips (two lips...)
If you mean "Holland tulips", it means tulips from Holland.
There are no specific collective noun for tulips. I have seen suggested, an explosion of tulips and a tiptoe of tulips. However, any noun suitable for the situation can be used, for example, a field of tulips, a bouquet of tulips, a bunch of tulips, etc.
If you are saying that "1 in 4" of the tulips are red, the answer would be 4 of the tulips are red.
No, tulips are multicellular organisms.
Tulips
Tulips are angiosperms.
Foliage is like plants, trees, etc.