1. half-hardy - Noun
2. half-hardy - Adjective
3. half-hardy - Adjective Satellite
(of plants) requiring protection from frost
Source: WordNethalf-hardy annuals Source: Internet
The Canary creeper (Tropaeolum peregrinum) is a trailing and climbing half-hardy annual species with wiry stalks and palmately lobed leaves. Source: Internet
It is mostly grown from seed as a half-hardy annual and both single and double varieties are available. Source: Internet