Tropical garden near Montreal, zone 5a.zone 4b last winter

Subtropical garden north of Montréal in Blainville. All these palms exept the Phoenix Robellinei has been protected last winter with the box method. I sold the kit to the Customer and he did the protection with success as you can see. With minimun temp. of -30c one night in last january 😥 ...

Ben

http://www.youtube.com/watch?v=FOr8Yvf-djg&feature=share&list=UUCnC1GmEEAUNAR4CBYZCrhw