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How to grown blueberry plants in Calgary? - calgary male brazilian wax

Hello, I am just a blueberry plant.
But I have some questions to see that someone can help me, please!

1. This is not only the blueberry plants can be planted with a plant, some people say get a male plant and female plant, so how can I determine which male or female?

2.When the planting of more than one machine that is the same type or nature of the defense needs?

3.i lived in Calgary, when the weather is very cold in winter can blueberry plants encountered after the winter in the days of spring?

Thanks