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Hollyhock Black


Black coloured flowers are either loved or hated. These hollyhocks have deep purple/black silky flowers which are often used as a colouring in herbal teas. Perfect for attracting bees to the garden.
Height: 150cm (60")
Hardy Perennial

Product Part Number: 64103

Pack Size: 50 Seeds


Price : £1.90

More Details

When to sow
  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

When to Sow Black Hollyhock Seeds

Early April to early June.

Where to Sow

In open ground or cold frame.

When to Transplant

Thin out seedlings as they grow to 5cm apart. Plant out during September and October spacing 30cm apart for flowering throughout the following summer.