Plant Tree Zone 3. You may find these trees in zone 2. Know your specific USDA Zone.
They have adapted to withstand the freezing temperatures. Norway spruce is drought resistant and seldom bothered by insects and diseases. Zone 4 is winter temperatures between -20-30C and.
Foxglove plants are known to be poisonous so it might be a good idea to grow them in an area away from kids and pets.
The window of opportunity to plant trees in colder climates -- zones 1 to 3 -- is relatively short. Early spring just as the ground thaws is the best time plant. Norway spruce is drought resistant and seldom bothered by insects and diseases. In fall the tree can make new roots without having to feed the leaves.