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Tutorial 7 Min Read New Feature

Designing Watertight Planters and Statement Vases

vase planter bowl
Vase & Planter Generator — New Tool

Three radii. A handful of sliders. Print before dinner.

Sculpting a vase by hand in Blender takes hours. Picking one off Thingiverse means it looks like everyone else's. The new Vase & Planter Generator turns parametric vessel design into a five-minute job.

Pick the type, dial the silhouette, add ribs and ripples, export STL. The maths is done for you — you focus on what the thing should look like.

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Pick the Type First

The Type dropdown changes which controls show up:

Vase

Tall, sealed-bottom vessel. The default. Use for cut-flower displays or as a sculptural object.

Planter

Exposes drainage-hole sliders. The bottom edge gets distributed holes so water drains into a saucer.

Bowl

Swaps the tall profile for a shallow one. Great for keys, snacks, or printing matching planter saucers.

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The Three-Radius Profile

The shape is defined by three radii blended with a smooth bezier curve:

  • Bottom Radius — sets the footprint. 40–60 mm for desktop pieces, 80+ mm for floor planters.
  • Mid Radius — shapes the body. Larger than top + bottom = belly; smaller = pinch.
  • Top Radius — sets the opening size. Match it to your bouquet stems or your plant's nursery pot.

A few useful starter combos:

Hourglass Vase

Bottom 60 / Mid 40 / Top 60, height 200 mm.

Belly Planter

Bottom 50 / Mid 80 / Top 65, height 140 mm.

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Add Texture

A smooth vase prints fast but reads as boring. Use the Structural Pattern sliders:

  • Vertical Ribs 12–24 with depth 2–4 mm gives a fluted column. Combine with Sharp rib style for a faceted crystal look.
  • Z-Ripples 6–10 hide FDM layer lines as deliberate horizontal banding — pottery-style.
  • Twist 90–360° combined with ribs produces a spiralling form. The shadow it throws under direct light becomes part of the design.
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Planter Drainage

Switch to Planter type and the drainage controls appear:

  • Drainage Holes — 4–8 holes spaced evenly around the bottom edge.
  • Hole Diameter — 6–10 mm. Larger holes drain faster but let soil escape; smaller holes need a layer of pebbles.

Print a matching saucer with the Bowl type at +5 mm bottom radius and 15–20 mm height — same colour, same finish, instant set.

Pro Tip — Vase Mode Settings

Set Wall Thickness to match your nozzle's extrusion width (1.2–1.6 mm for a 0.4 mm nozzle). In your slicer enable Spiralize Outer Contour / Vase Mode, 0 top layers, 0 bottom layers, 0% infill. PETG seals watertight; PLA is fine for dry arrangements only.

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Make It Watertight

For real water, vase mode alone is not enough — the spiral seam can wick under prolonged contact. Two reliable approaches:

  • Solid walls + sealant — print with 3 perimeters (skip vase mode), then paint the inside with food-safe epoxy or polyurethane.
  • Vase mode + glass insert — print as designed, drop a thin glass test tube or jar inside. Lets the vase be PLA without water risk.
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Pairs Well With…

  • Lampshade Generator — same parametric language. A vase and a matching shade make a coherent set.
  • Slicer Pro — if you want a vase taller than your printer, segment it with alignment keys and bond the joints.
  • Build Plate Packer — pack a planter, three matching saucers, and a vase onto one plate when you are pricing a pottery-style range.

Skip the CAD. Sculpt by Slider.

Three radii, ribs, ripples, twist. STL out, vase mode in.