I gave the hacks a test run on my own pumpkins and here are the results.

I even carved (or tried to) the same face onto each picture-perfect pumpkin.

Below is the lineup of hacks that I tried:

Want more gardening tips?

Pumpkin preservation test.

Right to left: Hairspray, bleach, coconut oil, control.Lauren Landers

All three treatments were easy to apply, although the coconut oil was slightly messy.

Day 5

The difference in the pumpkins was undeniable by day 5.

The hairspray pumpkin had a fair amount of mold on its interior but was still displayable.

Pumpkin preservation test.

For consistency, I selected pumpkins of the same size and color.Lauren Landers

The carved edges of the coconut oil pumpkin also looked fresher and displayed less wrinkling and warping.

Pumpkin preservation test.

Right to left: Hairspray, bleach, coconut oil, control.Lauren Landers

Pumpkin preservation test.

Right to left: Hairspray, bleach, coconut oil, control.Lauren Landers

Pumpkin preservation test.

Right to left: Hairspray, bleach, coconut oil, control.Lauren Landers

Pumpkin preservation test.

Right to left: Hairspray, bleach, coconut oil, control. Day 10.Lauren Landers

Pumpkin preservation test.

Clockwise, starting in upper left: Hairspray, bleach, control, coconut oil.Lauren Landers