Plant hardiness
Fully hardy: Means these plants can withstand temperatures down to minus 15°C (5°F)
Frost tender: Means these plants may be damaged by temperatures below 5°C (41°F)
Half hardy: Means these plants can withstand temperatures down to 0°C (32°F)
Frost hardy: Means these plants can withstand temperatures down to minus 5°C (23°F)
