Spotlight Blacknight Hollyhock
Alcea Rosea 'Spotlight Blacknight'
Grow conditions
- Sunlight
- Full sun
- Hardiness zone
- 3-8
- Min. Temperature
- −40°F (−40°C)
- Soil type
- Loam, Well drained
- Soil pH
- Neutral, Alkaline
Plant traits
Mature height5-8 feet
Mature spread1-2 feet
Plant typePerennials
Bloom seasonSummer
Foliage typeDeciduous
Tolerance & safety
Drought tolerantYes
Pet safeUnknown
Deer resistantNo
Pollinator-friendlyUnknown
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