Then lower your paper into the starch with the alum treated side down.
Marble paper with liquid starch.
Let the paper dry overnight or speed drying with a blow dryer.
Bring 6 cups water to a boil in a sauce pan.
Place the paper painted side facing down onto the surface of the water in the tub to remove the starch.
In one tray mix a starch bath with 4 cups liquid starch and 1 tsp.
See recipe to make homemade liquid starch above how to water marble with acrylic paint.
Remove the paper from the water bath and place it painted side facing up on newspaper to dry.
Mark one side of your watercolor paper with an a and use a sponge brush to apply alum solution evenly to that side of the paper.
Hold the paper over the starch while the excess drips off.
Liquid starch is a much more dense liquid and will often allow for the paint to sit at the top allowing for you to dip an item into it for marbling.
Next pour liquid starch into a tray and add drops of paint to the starch to create your design.
4 how to marble paper with liquid starch.
We made our own starchy medium with cornstarch and it was only partially effective but apparently you can use liquid starch to marble paper easily as the starch keeps the paint near the surface.
For best results allow the marble paper to dry overnight.
Corn starch in 1 2 cup cold water.
Fill the other tray with water.
Trays should be larger than paper in cups dilute 2 parts of each paint color in 3 parts water.
You can also switch out the water and use the liquid starch instead.