Making hypertufa planters that withstood -22 °F/The best recipe for cold climate!

Hi everyone and welcome to my channel, today I'll show you how I did hypertufa garden planters.
Here is the recipe I used:
2 parts Portland cement
1 part peat moss
1 part vermiculite
a handful of fibers for concrete
vermiculite big 70 quarts bag: https://amzn.to/3GumNh9
vermiculite 8 quarts bag: https://amzn.to/3MRJG0x

fibers for reinforcement (as I found out they actually suggest them for using in hypertufa mixture):
https://amzn.to/3Nauc7O
https://amzn.to/3a4aE6s

email: rosebook@yandex.ru
Instagram: irina_mydiylife