Neptune's years are 164.8 Earth years. Its days are 16 hours and 6.7 minutes long. Although Neptune's days are shorter than our days, its years are still longer than ours.
Most colorants will last in your pond approximately 30 days. You may have to add more pond dye before 30 days if you have execissive rainfall, run-off, a heavy out flow, or evaporation. If your colorant is fading you will visually be able to tell and should add more dye to the water.
Typically if you want to tie-dye something, you have to let the dye set for 6-8 hours. With this method, you can be done in less than ten minutes. Using bleach in a spray bottle, I was able to control how much of the shirt was altered and how much color was removed.ypically if you want to tie-dye something, you have to let the dye set for 6-8 hours. With this method, you can be done in less than ten minutes. Using bleach in a spray bottle, I was able to control how much of the shirt was altered and how much color was removed.