Hollyhock Seeds 'Spotlight Series Polarstar'

Alcea rosea

Hollyhock ‘Polarstar’ looks refreshingly cool all summer with its tall spires of pure white flowers with yellow-green centres. A cottage garden classic, this elegant perennial hollyhock adds height and interest to borders and the flowers are a magnet for pollinators.

15 Seeds

30211060

In stock

£3.49

Seed Only Delivery £2.99* | Learn More

Key Features

Marshalls Garden

Long Flowering Season

Marshalls Garden

Hardy

Marshalls Garden

Low Maintenance

Marshalls Garden

Pollinator Friendly

Product Information

Eventual Height:

1.8m

Position:

Full Sun

Suitable for:

Patio, Small Gardens, Borders, Cottage Garden, Wildlife Garden, Raised Bed

Plant Type:

Perennial

Complete The Job

Growing Calendar

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sow Indoors

Sow Indoors

Flowering

Flowering
  • Tall spires of pure white flowers with yellow-green centres
  • Very attractive to pollinators
  • Ideal for cottage garden planting
  • Perennial hollyhock

Hollyhock ‘Polarstar’ looks refreshingly cool all summer with its tall spires of pure white flowers with yellow-green centres. A cottage garden classic, this elegant hollyhock adds height and interest to borders and the flowers are a magnet for pollinators. Unlike most hollyhocks, the Spotlight hollyhock series are perennial rather than biennial.

Sow indoors

Almost fill a seed tray with moist seed compost. Sow seeds thinly over the surface and lightly cover with a little more compost. Place in warmth, 15-20°C and keep moist.

Grow on

Keep seedlings in a light position but shade from bright sun. When large enough to handle transplant individually to 8cm pots of potting compost.

Plant out

Gradually accustom plants to outside conditions for 2-3 weeks before planting out in full sun from early summer onwards. Allow 30cm between plants.

Tips

Seed can also be sown in late summer for an earlier display the following season. Keep them in a frost free place over winter before planting out when the risk of frost has passed.

How to grow

Sow seeds on to the surface of pre-watered seed compost, but don't cover them. Keep warm, around 20°C and keep moist, but not wet. Allow 1-2 weeks for germination.

Why Marshalls Garden

Why Marshalls Garden

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Soil Type

Sow seeds into seed sowing compost for fast and healthy germination

Reviews

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