yellow fall leaf with a clean, minimalist . ideal for seasonal content, botanical themes, and bright, playful

autumn leaf fall eco golden dry thanksgiving november september harvest vector october flat pastel minimal decor abstract retro naive branch leaves decorative art season forest garden tree beauty floral flora element ecology design decoration botany autumnal yellow foliage plant simple botanical organic seasonal outdoors bright artistic whimsical nature cute outdoor clean minimalist ideal themes playful visuals focused design nature