What kind of flowers grow in the meadow in twilight?

Answer 1

They are blue and purple salvia, found at many greenhouses.

OLD ANSWER: Actually, I believe it was said they filmed the meadow scene at a Golf course. As for the wildflowers, they look very similar to American bistort.

Answer 2

In twilight, you might find flowers such as evening primrose, night-scented stock, night-blooming jasmine, and moonflower. These flowers often bloom in the evening hours and release fragrances that are especially alluring at dusk.