A 3D model of an anime grass would likely feature exaggerated proportions, vibrant colors, and whimsical details. The tree trunk could be stout or slender, adorned with swirling patterns or glowing runes. Branches might twist and curl, resembling elegant strokes of calligraphy, with leaves ranging from delicate petals to star-shaped foliage. The overall aesthetic would evoke a sense of fantasy and wonder, inviting viewers into a world of imagination and adventure.

A stylized grass 3D model could be described as having vibrant, exaggerated blades with whimsical shapes and colors. It might feature exaggerated curves or points, giving it a unique and artistic appearance. The colors could vary from natural greens to more vibrant or even fantastical hues, depending on the artistic direction. Overall, the stylized grass 3D model would aim to evoke a sense of creativity and imagination rather than realism.