| I've had them winter (east-central Sask) but after 2 or 3 years fade away. My SIL who lives nearby, on the other hand, has had hers for a number of years and they come back beautifully each year. There's a forum here on GardenWeb called the Far North forum - mostly covering zones 1-3. Lilies are a favourite topic over there, including many posts about Orientals. Here's a search to start you off |
Here is a link that might be useful: Far North Forum search on oriental lily