Sep 14, 2026

Simple Four-Arch Rainbow Pumpkin

Four tightly nested rainbow arches form a clean semicircle that glows from the lower half of this pumpkin, with no clouds or extras to distract from the pure curved lines. The narrow strips of rind between each arch are what define the design, so their width must stay consistent all the way around. Draw all four arcs with a compass or flexible ruler before cutting, and carve from the outermost arch inward so each inner line has a solid outer wall to brace against during sawing.

This is an AI-generated concept image: a realistic, carvable design idea rather than a photo of a finished carve. AI concepts are always labeled and sit out the leaderboard and the contest.

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Easy Fall & Seasonal Cute Classic Cutout

rainbow seasonal cute cutout easy arch weather simple

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Want to try this?

Want to try this? A crisp set of glowing arches makes a friendly first cutout project.

Beginner friendly \u00b7 Concentric cutouts + even bridges

Read our carving tips

Similar stencils

Browse simple arch and rainbow stencils to trace this shape in minutes.

Tools for this approach

Our suggestions for trying a similar carve. Start with what you already have.

Elmchee Pumpkin Carving Kit
13-piece kit with carrying case
Saws for the larger cutouts, plus a scoop for hollowing. Covers both jobs in one kit.
View on Amazon
Speedball 4131 Lino Cutter Set
Handle + 5 interchangeable cutters
Interchangeable cutters for peeling and shading the face. Useful for the finer details.
View on Amazon

A little extra help

Our tips for carving a similar design

The whole effect comes from four evenly nested half circles with slim, matching bands of rind left between them. The trick is consistency: the strips that separate each glowing arch must stay the same width the whole way around, so the light reads as clean stacked curves. Draw every arc first, then carve from the outside in so each cut has a solid outer wall to brace against.

Written by PumpkinCarvingIdeas.com, inspired by the image above. These are our suggestions, not instructions from the uploader. This approach to the AI concept has not been tested on a real pumpkin.

From pumpkin to porch

Pick a tall face and open the lid
Choose a pumpkin with a broad, smooth front and a slight upright shape so the arches have room to stack. Cut a lid from the top at an angle so it cannot fall in, then scoop the insides. Thin the front wall from behind to about one inch so the arches will glow evenly. An adult should handle all cutting tools.
Draw all four arcs before you cut
Mark a center point low on the front and use a compass or a flexible ruler to draw four nested half circles. Keep the gap between each arc equal, roughly the width of your finger, so the rind strips stay uniform. Draw the flat bottom line that closes off the semicircle too. Step back and check the spacing looks even before touching a blade.
Carve the outermost arch first
Start with the largest arch and saw slowly along both drawn lines to free that curved opening. Working outside in gives each following cut a firm wall to steady against. Use a small serrated pumpkin saw and let the tool do the work rather than forcing it. Push the cut piece out gently from inside.
Work inward, one arch at a time
Move to the next arch and repeat, leaving the slim rind strip fully intact between openings. Those strips are fragile, so avoid twisting the saw near them. Save the smallest center arch for last since it is the most delicate. Clean up any ragged edges with the tip of the saw or a paring knife.
Light it and test the glow
Set a battery LED puck or a string of LED lights inside, never a candle. The lower placement pushes light up through the arches so the curves brighten from the bottom. If any strip looks dim, shave a little more from the inside wall behind it. Adjust the light until all four arches read clearly.
Set it out and photograph
Place the pumpkin on a step or porch where the arches face out at eye level. Shoot at dusk when the LED glow balances the fading daylight for the warmest look. A dab of petroleum jelly on the cut edges slows drying and keeps the lines crisp for a few days.

Gather your supplies

Check things off as you get ready.

Work on a stable surface, keep your free hand out of the cutting path, and have an adult handle sharp tools.

Three levels of light

Leave intact
The upper half of the pumpkin and the slim rind strips between arches stay as untouched skin for a dark, defining outline.
Peel & shade
Optionally skin-peel a thin halo just outside the largest arch for a soft secondary glow that frames the shape.
Cut through
The four nested half circle openings are cut fully through for the brightest stacked rainbow light.

Learn the carving basics

Before you start cutting

How do I keep the strips between arches even?

Draw all four arcs first with a compass or flexible ruler set to equal spacing, and mark the strip width before you cut. Carving from the outside in lets each new line reference the finished one beside it. Go slowly and check the gap as you go rather than fixing it afterward.

Will the thin rind strips break while carving?

They can if you rush, so saw with light pressure and avoid twisting the blade near them. Leaving the smallest center arch for last keeps the most fragile strips supported the longest. If a strip does crack, a toothpick pushed through both sides from the inside can splint it.

Why does the design glow only from the lower half?

The arches sit low on the face and a light placed near the bottom pushes brightness up through them. Keep the upper pumpkin uncarved so it stays dark and makes the glowing curves pop. Thinning the wall behind the arches helps the light spread evenly across all four bands.