Interior Design Mockups with Nano Banana 2: Room Restyles I Actually Showed a Client

Clients buy mood. I used nano banana 2 interior design edits on a phone photo of an empty living room and returned three lighting moods the same afternoon on Generate.

TL;DR

Job	Nano Banana 2
Furniture vibe tests	Excellent
Lighting options	Excellent
Construction dimensions	Illustrative only
Exact SKU geometry	Needs product refs

Prompt that kept walls honest

Keep camera angle and architecture identical. Replace sofa with oatmeal linen sectional. Oak coffee table. Soft Scandinavian palette. Warm afternoon light. No people. Photoreal interior photo.

QA I check every time

Vertical lines stay vertical. Rugs touch the floor. Shadows match the claimed sun.

Soft CTA

Iterate rooms on Generate. For product-accurate inserts, borrow eCom prompt habits.

FAQ

Floor plans? Concept sketches only.
Same sofa across rooms? Lock a product reference and say “do not redesign.”