coloring crystals

Yes. Most kits let you color the cardboard trees with the included pens or markers, and the crystals that form pick up those colors. In short, the colors you apply to the trees will influence the crystals’ appearance.

Typical kits include a crystal-growing solution or chemicals, cardboard display trees and a base platform, an activity or instruction guide, coloring tools (markers or pens), and often a small geode or real crystal specimen.

Kits commonly include markers or watercolor pens for coloring the cardboard trees. For example, one listing specifies five watercolor pens, while others list included markers.

Yes. Some kits include a genuine geode specimen, and at least one listing specifically mentions a genuine rose quartz crystal included with the kit.

Reviewers most frequently mention how quickly and effectively crystals grow, ease of setup and use, and perceived value for money. Build quality and durability are mentioned less often.