25 Spring Party Theme Ideas Indoor and Outdoor Seasonal Fun. By Nicole Steriovski. Updated 02/05/19. 01 of 26. Spring Party Themes . With fresh blooms everywhere in sight, it's only natural to consider a garden theme for a spring party. This party theme idea is suitable for both outdoor and indoor events alike. Continue to 19 of 26 below 25 Spring Party Theme Ideas - The Spruce Please note: You are currently browsing img spring garden party table pictures, photos, and images for that is 500x400px in size. This image is listed in spring garden party decorations category. 25 Spring Party Theme Ideas The Spruce, 500x400 in 76.25 KB.