Spetz Specs No. 2990: step-by-step craft & decor guide

Faux Stone Pottery from Glass Vases

The complete step-by-step guide made from Kathartic Studios's YouTube video, free on Spetz. For the video, a step-by-step player and answers to your questions, see the Faux Stone Pottery from Glass Vases project page.

Faux Stone Pottery from Glass Vases

4 steps, 1 parts, 3 tools, 5 materials

Overview

The piece

Why make it

What it takes

What decides success

The make at a glance

The make, in order

Health and safety

Glass Vase and Cup Safety

Paint and Furniture Wax

Baking Soda and Coffee Grounds

Safe Handling and Display

Set up first

Tools

Materials

Finishes & supplies, in the order they go on

ProductWhat it doesMix & coatsDry timeApplied with
Baking SodaCreate opaque, stone-like clay texture on clear glass50/50 latex paint to baking soda by volume, 2 coats30 minutes before flipping; 2 hours between coatsRound Paint Brush
Coffee GroundsAdd warm, dirt-like aging in surface pits1 coatsHands
Finishing WaxDeepen texture ridges and build aged patina at base and shoulder1 coatsRound Paint Brush

Parts

PartNameQtySizeNotes
Aglass vasex2thrifted matching pair, washed with dish soap and towel dried before painting
The make at a glance
The make at a glance

Step by step

Step 1: Mix the Textured Paint

Mix thick, grainy latex paint and baking soda paste in a mixing cup.

Watch this step (0:58)

Thick grainy paint and soda paste
Thick grainy paint and soda paste

You'll need: Mixing Cup, Stirring Utensil, Round Paint Brush, Latex Paint, Baking Soda

  1. 1.1 Combine Paint and Baking Soda
    • Pour latex paint from the 7.75 fl oz sample into the mixing cup.
    • Add equal baking soda by volume for a 1:1 paint ratio.
    • Start with a small batch and mix fresh paste in the cup as needed.
  2. 1.2 Mix to a Thick Consistency
    • Stir the paint and baking soda with a spoon or paint brush.
    • Blend into a thick, gritty paste with no dry powder pockets.
    • Adjust thickness with a splash of paint or pinch of baking soda.
Textured paint 50/50 mix
Textured paint 50/50 mix

Key measurements

  • Paint to baking soda ratio: 50/50 by volume
  • Paint sample volume: 7.75 fl oz (229 mL)
  • Tip: Buy a house paint sample pot for premixed color without leftover cans.

Before you move on: The thick, gritty paste holds on the brush without dripping.

Step 2: Apply the First Coat

Clean the glass vases and first-coat the exterior, bottom, and inner rim.

Watch this step (1:30)

First coat covering body and rim
First coat covering body and rim

Parts in this step: (A) glass vase

You'll need: Round Paint Brush, Glass Vases, Latex Paint, Baking Soda

  1. 2.1 Clean and Dry the Vases
    • Wash each glass vase (A) with dish soap and warm water to remove oils.
    • Dry inside and outside with a clean towel before painting.
    • Apply glass primer before the paste if long-term peeling is a concern.
  2. 2.2 Paint the Body and Bottom
    • Flip the vase upside down to reach the body and bottom.
    • Brush paste horizontally around the body and bottom.
    • Smooth strokes give a clean look; piling paste thicker gives heavy texture.
    • Let the body and bottom dry about 30 minutes before handling.
  3. 2.3 Paint the Top and Inner Rim
    • Flip the vase upright once the bottom coat is touch-dry.
    • Brush paste horizontally across the upper neck and outer rim.
    • Paint inside the fluted inner rim so bare glass never shows from above.
    • Let the first coat dry 2 hours before the second.
Horizontal brush motion on vase (A)
Horizontal brush motion on vase (A)

Key measurements

  • Wait before flipping vase: about 30 minutes
  • Dry time after first coat: 2 hours
  • Tip: Brush horizontally all around to imitate wheel-thrown ceramic rings.
  • Tip: Coat the base underside and inner throat to complete the stone illusion.
  • Heads up: Textured paint on unprimed smooth glass can peel with heavy handling.

Before you move on: First coat dried 2 hours and feels dry on the bottom, body, and rim.

Step 3: Apply the Second Coat

Apply a second paste coat on both vases for full opacity and stone texture.

Watch this step (2:34)

Full coverage after second paste coat
Full coverage after second paste coat

Parts in this step: (A) glass vase

You'll need: Mixing Cup, Stirring Utensil, Round Paint Brush, Glass Vases, Latex Paint, Baking Soda

  1. 3.1 Mix a Fresh Batch of Paint
    • Pour equal parts latex paint and baking soda into the mixing cup.
    • Stir with the utensil or brush until it matches the first paste.
  2. 3.2 Apply the Second Coat
    • Brush the second coat horizontally over glass vase (A).
    • Pause halfway for about 30 minutes until dry enough to flip.
    • Flip and coat the rest and inner rim to finish coverage.
    • Look through the top toward a light to spot thin, translucent patches.
    • Dab paste on glowing spots until no light passes through the walls.
Second coat coverage and light check
Second coat coverage and light check

Key measurements

  • Total coats for clear glass coverage: 2 coats
  • Second-coat pause before flipping: about 30 minutes
  • Tip: Look inside the mouth against room light to catch thin spots.

Before you move on: No light shines through the walls from the top opening, and the second coat is touch-dry.

Step 4: Add an Aged Texture

Deepen grain and age the pair with optional coffee grounds and brown furniture wax.

Watch this step (4:01)

Aged stone patina with brown wax
Aged stone patina with brown wax

Parts in this step: (A) glass vase

You'll need: Round Paint Brush, Glass Vases, Coffee Grounds, Finishing Wax

  1. 4.1 Rub with Coffee Grounds (Optional)
    • Put a small handful of damp or dry coffee grounds on dry glass vase (A).
    • Hand-rub grounds into the gritty paint texture to tint recesses warm brown.
    • Brush off loose coffee clumps and wipe excess grounds with a dry cloth.
  2. 4.2 Apply Brown Furniture Wax
    • Dab brown furniture wax onto the round brush bristles.
    • Test the wax in a hidden spot near the bottom first.
    • Brush and blend wax over the body to catch the raised horizontal ridges.
    • Stipple the bristles on the base and shoulder for darker shading.
    • Place both vases side by side and adjust wax shading until they match.
Faux stone and aging layers
Faux stone and aging layers
  • Tip: Use damp brewed coffee grounds instead of dry so they cling to the texture with less mess.
  • Tip: Apply clear furniture wax before brown wax if you want to wipe back heavy dark spots.
  • Tip: If lacking furniture wax, use brown shoe polish, leather polish, or coffee-tinted coconut oil.
  • Heads up: Hand-rubbing dry coffee grounds is rough on skin and scatters grounds across the workspace.

Finishing

Last touches

Cure and care

Variations

Check it is done

CheckWhat you should seeIf not
Hold each vase under a lamp and look inside the top opening.Walls block all light with no translucent streaks or bare glass.Dab more 50/50 paint and baking soda paste on thin spots; let dry.
Check the inner rim and base underside.Textured paint fully covers both areas, hiding the glass core.Brush extra paste inside the rim or across the bottom.
Set both vases side by side at arm's length.Horizontal brush ridges and brown wax shading match on both.Stipple more brown wax on the lighter vase or blend heavy areas out with the brush.

These Specs are built from Kathartic Studios's video “Faux Stone Pottery from Glass Vases”. Open the Faux Stone Pottery from Glass Vases project page.

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