Plants such as grapevine, Japanese wing nut and honeysuckle may soon be a common sight in Finnish home gardens. A project by the registered association of plant nursery growers, Taimistoviljelijät, and seven Finnish cities is observing the survival rate of flora hailing from milder climates.
The association's director, Jyri Uimonen, says that the past 10-15 years have seen considerable revisions to so-called hardiness zones, meaning geographical areas where certain plants can grow. Some southern plants are inching further and further north.
Plant breeding and climate change have contributed to this phenomenon.
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