Salt Crystal Garden

Step 3 Optional steps

Optionally the cardboard, and subsequently the crystals can be colored with drops of food coloring.

Other porous materials can also be used such as terra cotta and coal (the traditional substrate).

Comments

[tmk]

Can you eat this stuff? I'm wandering because your puting amonia and crap in it

[Tool Using Animal]

I'd caution against it, best case scenario is that it's pure salt. With slightly more dangerous salts possible . ie. ammonium chloride, everitt's salt, etc