Can Bougainvillea Grow In Zone 5. Indoors the plant will survive the outside harsh weather. If you are planning to buy a shrub perennial or tree you need to make sure that this new plant will tolerate year-round conditions in your area.
However you really should wait until May if you dont want to take any chances. There bougainvillea blooms for more than six months if. Plants grown indoors in partial shade will have only vegetative growth but no bloom.
Bougainvillea is a woody tropical vine native to dry hot sunny areas of Zone 9b to 10.
Top your mixture with compost to ensure a rich nutritious soil and opt for a pot with at least one drainage hole in the base to lower the risk of root rot. Corydalis elata and its cultivars are hardy in Zone 5 but require consistently moist humusy decayed plant material soil such as in a well-drained woodland. While an established boug can survive a night or two below freezing it cannot survive the -10 to -20F temps a winter in zone 5 is likely to produce. Beaked Yucca Yucca Rostrata is the best cold hardy yucca that you can grow outside in cold climates.