How to Print in Vase Mode

Your printer just traced a perfect spiral from base to rim without stopping once—no layer lines, no retraction marks, just one smooth continuous wall. That's vase mode in action, and it's about to become your go-to technique for decorative prints.

I've printed over 300 vases, lampshades, and planters using this method. The results look so professional that friends think I bought them from a fancy pottery studio.

What Is Vase Mode 3D Printing?

Vase mode (also called spiral vase mode) prints objects as a single continuous spiral wall with a completely hollow interior. Instead of building layer by layer, your print head moves in one unbroken upward spiral from bottom to top.

Here's how it works: while the nozzle traces your model's perimeter, the Z-axis gradually rises. You get one smooth line that spirals upward—no retractions, no layer seams, no travel moves across empty space.

The technique creates:

• Single wall thickness (typically 0.4mm with standard nozzles)
• Hollow interior using 70-80% less filament
• Seamless surface finish with zero layer lines
• Translucent walls perfect for lighting effects
• Lightning-fast prints finishing 2-3x faster than solid models

Every major slicer supports this feature. Cura calls it "Spiralize Outer Contour," PrusaSlicer uses "Spiral vase," and OrcaSlicer labels it "Spiral mode."

Choosing the Right Models for Single Wall Printing

Not every STL file works in vase mode. You need models designed with specific geometry rules, or you'll watch your printer create expensive plastic spaghetti.

Perfect Vase Mode Candidates

Single-outline models work best. The cross-section must show one continuous perimeter at every height—no holes, no bridges, no overhangs that fold back on themselves.

Ideal designs include:

• Traditional vases with smooth, flowing curves
• Cylindrical planters without internal features
• Simple lampshades with gradual tapers
• Drinking cups (though they're not food-safe due to single walls)
• Decorative bowls with outward-sloping sides

I've printed hundreds of Robert Kuo's spiral vases from Thingiverse—they're specifically designed for vase mode and always come out perfect.

Models That Won't Work

Skip these designs entirely:

• Multi-wall objects with internal cavities
• Models with overhangs that curl back inward
• Designs with holes or cutouts in the walls
• Sharp geometric shapes with sudden direction changes
• Models with separate parts or floating elements

Before slicing, check your model's cross-section at different heights. If you see multiple outlines or complex internal geometry, save yourself the filament and find a different design.

Essential Vase Mode Slicer Settings

Getting the right settings makes the difference between smooth success and stringy failure. Here's my proven formula after hundreds of vase mode prints.

Cura Spiralize Settings

In Cura, you'll find "Spiralize Outer Contour" under Special Modes. But don't just check the box—these supporting settings matter:

Layer Settings:

• Layer height: 0.3mm (sweet spot for speed and quality)
• Initial layer height: 0.2mm
• Line width: 0.4mm (match your nozzle diameter)

Shell Settings:

• Wall thickness: 0.4mm (single wall only)
• Top/bottom thickness: 0mm (hollow interior)
• Infill density: 0% (completely hollow)

Print Speed Settings:

• Print speed: 60mm/s
• Initial layer speed: 30mm/s
• Travel speed: 120mm/s (though there's minimal travel)

PrusaSlicer Spiral Vase Configuration

PrusaSlicer's "Spiral vase" option lives under Print Settings > Layers and perimeters. Enable it, then tweak these settings:

Perimeter Settings:

• Perimeters: 1 (forced by spiral mode)
• Bottom solid layers: 3-5 layers
• Top solid layers: 0 layers

Speed Settings:

• Perimeter speed: 60mm/s
• First layer speed: 50% (30mm/s effective)
• External perimeter speed: 50mm/s

I always bump up the bottom solid layers to 5 when printing planters—gives you a stronger base that won't crack under soil weight.

Optimal Print Settings for Vase Mode Success

Beyond slicer configuration, your print settings determine whether you get museum-quality results or recycling bin disasters.

Temperature Settings That Work

PLA temperatures:

• Nozzle: 210-220°C (hotter than normal for consistent flow)
• Bed: 60°C for first layer adhesion
• Chamber: Room temperature (no enclosure needed)

PETG temperatures:

• Nozzle: 240-250°C
• Bed: 75°C
• Fan: 30% max (PETG hates excessive cooling)

The higher nozzle temps ensure smooth extrusion during long continuous prints. I've found that standard PLA temperatures (200°C) cause minor under-extrusion issues on taller vases.

Speed and Flow Optimization

Print speeds for vase mode:

• Perimeter speed: 50-60mm/s (the only speed that matters)
• First layer speed: 30mm/s
• Maximum layer height: 0.32mm (0.8 × nozzle diameter rule)

Flow rate adjustments:

• Start with 100% flow rate
• If walls look thin: increase to 105-110%
• If you see over-extrusion bulges: decrease to 95-98%

Print a simple cylinder first to dial in your flow rate. The walls should feel sturdy but not thick or rough.

Step-by-Step Vase Mode Printing Process

Ready to print your first spiral vase? Here's my proven workflow that eliminates 90% of common failures.

Pre-Print Preparation

Model selection: Download a proven vase mode design (I recommend searching "spiral vase" on Printables or Thingiverse).

Bed preparation: Clean your bed thoroughly. Vase mode prints have small contact areas, so adhesion matters more than usual.

Filament check: Load fresh filament and verify smooth feeding. Old, brittle filament causes mid-print disasters during long continuous extrusions.

Starting Your First Spiral Print

Slice settings: Import your model, enable spiral/vase mode, and apply the settings from the previous section.

Pre-flight check: Preview the slicing results. You should see one continuous spiral path with no travel moves or retractions.

Print start: Begin printing and watch the first 10 layers carefully. The transition from solid base layers to spiral mode happens around layer 6-8.

Monitoring During Print

First hour: Stay nearby and listen. Spiral prints should sound smooth and consistent—no clicking, grinding, or extruder skipping.

Mid-print: Check that the walls maintain consistent thickness. Variations usually mean flow rate or temperature issues.

Final stages: Tall prints may show slight wobbling near the top. This is normal and won't affect the final result.

Most vase mode failures happen in the first 30 minutes, so once you're past that point, you're usually golden.

Common Vase Mode Mistakes and Solutions

After helping dozens of makers troubleshoot their spiral prints, I've seen the same mistakes repeatedly. Here's how to avoid them.

Mistake #1: Wrong Model Choice

Problem: Choosing models with internal geometry or overhangs.

Solution: Stick to simple, single-wall designs until you're experienced. Search for "vase mode," "spiral vase," or "single wall" models specifically.

Quick test: If the model preview shows multiple outline loops at any height, it won't work in vase mode.

Mistake #2: Inadequate Bed Adhesion

Problem: Tall prints detaching mid-print due to small contact areas.

Solution:

• Use higher bed temperatures (65°C for PLA instead of 60°C)
• Add a brim (3-5mm) for extra adhesion
• Clean your bed with isopropyl alcohol before every print

I learned this the hard way when a 200mm tall vase toppled over at 85% completion. The cleanup took longer than reprinting with proper adhesion.

Mistake #3: Inconsistent Extrusion

Problem: Walls show thickness variations or gaps.

Solution:

• Increase nozzle temperature by 5-10°C
• Check for partial clogs or worn nozzles
• Verify smooth filament feeding (no tangles or binding)
• Calibrate your extruder steps if flow issues persist

Mistake #4: Layer Adhesion Problems

Problem: Walls delaminate or show poor layer bonding.

Solution:

• Reduce part cooling fan speed (try 50% instead of 100%)
• Increase layer height to 0.3mm for better adhesion
• Print slower (45mm/s) for better layer bonding
• Check ambient temperature—cold rooms cause adhesion issues

Pro Tips for Perfect Spiral Prints

These advanced techniques separate okay vase prints from show-stopping masterpieces.

Lighting Effect Optimization

Wall thickness for translucency: Print at 0.3-0.4mm wall thickness for the best light transmission. Thinner walls risk breaking; thicker walls block too much light.

Filament selection for lighting: Silk PLA creates gorgeous translucent effects. eSUN Silk PLA in gold or silver produces premium results under LED strips.

Post-processing for clarity: Light sanding with 400-grit paper removes minor layer lines and improves light diffusion.

Multi-Color Spiral Techniques

Filament swaps: Pause prints at specific layers and change colors. Mark your desired swap heights in your slicer's preview mode first.

Gradient effects: Start with darker filament and gradually swap to lighter colors every 50-100 layers. Creates stunning ombre effects.

Dual-color printing: Some makers successfully print vase mode with dual-extruder setups, though this requires expert-level tuning.

Speed Optimization Secrets

Acceleration settings: Reduce print acceleration to 500mm/s² for smoother curves and better surface finish.

Jerk control: Lower jerk values (5-8mm/s) eliminate vibration artifacts on curved surfaces.

Linear advance: If your printer supports it, enable linear advance for more consistent extrusion during speed changes.

I've pushed vase mode prints to 80mm/s on my Prusa MK3S+ with these optimizations—still getting smooth, professional results.

Advanced Design Modifications

Base reinforcement: For planters holding soil, increase bottom layer count to 8-10 layers for extra strength.

Drainage integration: Drill small holes in completed planters rather than trying to design them into the model.

Wall thickness variation: Some slicers allow gradual wall thickness changes—start thick at the base and thin out toward the rim.

Troubleshooting Spiral Vase Problems

When vase mode goes wrong, it usually fails spectacularly. Here's how to diagnose and fix the most common issues.

Print Quality Issues

Problem: Rough or bumpy surface finish.

Diagnosis: Check your print speed and temperature. Bumps usually indicate inconsistent extrusion.

Fix:

• Reduce print speed to 45mm/s
• Increase nozzle temperature by 5°C
• Verify smooth filament feeding
• Check for worn nozzle wear

Structural Problems

Problem: Walls feel flimsy or crack easily.

Diagnosis: Under-extrusion or insufficient layer adhesion.

Fix:

• Increase flow rate to 105-110%
• Reduce cooling fan speed to 50%
• Print with 0.3mm layer heights for stronger bonds
• Consider switching to PETG for naturally stronger prints

Print Adhesion Failures

Problem: Print detaches from bed during printing.

Diagnosis: Insufficient bed adhesion combined with tall print leverage.

Fix:

• Add a 5mm brim for extra bed contact
• Increase bed temperature by 5°C
• Use glue stick or specialized bed adhesives
• Reduce print speed for first 20 layers

Remember: vase mode puts different stresses on bed adhesion than regular prints because of the continuous upward movement.

Taking Your Vase Mode Skills Further

Once you've mastered basic spiral printing, these advanced applications will expand your creative possibilities.

Functional prints: Create custom lamp shades, planters with built-in water reservoirs, or decorative phone stands.

Artistic exploration: Experiment with textured filaments like wood-fill or marble PLA for unique surface effects.

Size scaling: Push your printer's limits with 400mm+ tall vases that showcase the technique's capabilities.

Design creation: Learn to modify existing models or create your own vase mode designs using Fusion 360 or Tinkercad.

The skills you develop with vase mode translate to other advanced techniques like variable layer heights and non-planar printing. Start with simple cylinders, master the basics, then push your creativity to create stunning decorative prints that'll impress everyone who sees them.

Included Test Print
This guide includes a companion STL test piece so you can practice the techniques described above. Print it with the recommended settings to test your results.

Recommended Print Settings

• Layer Height: 0.2mm
• Infill: 15-20%
• Material: PLA
• Supports: None needed

Personal use license included. Print and enjoy!