Alcea rosea 'Polarstar' (Hollyhocks)
Alcea rosea 'Polarstar' (Hollyhocks)
Growth stage:Pre-Order
Full Sun
Pollinator Friendly
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Zone 3Bloom July to SeptemberHeight 180 cm (71 in)Spread 60 cm (24 in)Flowers White
Bold spikes of white, round flowers with yellow eyes rise above the foliage from mid to late summer, July to September. A tall, upright hollyhock that needs full sun, it makes a strong vertical accent. The flowers are pollinator friendly. The yellow eyes stand out against the white petals.
Plant Details
- Hardiness Zone: 3
- Bloom Time: July to September
- Height: 180 cm (71 in)
- Spread: 60 cm (24 in)
- Light: Full Sun
- Features: Pollinator Friendly
