ALCEA ROSEA NIGRA ~ Black Hollyhock flowers on stem
ALCEA ROSEA NIGRA ~ Black Hollyhock flowers and green large leaves
ALCEA ROSEA NIGRA ~ Black Hollyhock green flower buds

ALCEA ROSEA NIGRA ~ Black Hollyhock seeds

Regular price €5,00 Save €-5,00
92 in stock

HOLLYHOCK SEEDS (Alcea rosea)
Dye Colour: Blue to Purple (Eco & Floral Printing) | Country of Collection: Ireland

Hollyhocks produce stunning deep wine-red to near-black flowers on tall, elegant stems. Blooming from summer through autumn, they make a striking addition to any garden and are perfect for eco and floral printing, yielding beautiful blue to purple prints. These short-lived perennials can grow up to 3m (10ft) tall, so be mindful of space when planting. They thrive in sunny spots and are sure to catch the eye!

Dye Fastness: Poor to Medium

Basic Growing Information

🌱 Sowing Period: Spring or late summer
Germination Time: 2 – 3 weeks at 20°C (68°F)
🌿 Height: Up to 3m (10ft)
☀️ Preferred Garden Location: Full sun with well-drained soil

Additional Details

  • Open-pollinated & organically grown in Ireland
  • Germination rate (2024): 56%
  • License number: IE010713
  • 25 seeds per packet

NOTE: Seeds and plants can only be shipped within Europe. Harvest flowers throughout the season for dyeing and printing. Can be used fresh or dried.

Join The Natural Dyers & Growers Academy to share your experiences and get support from fellow growers.


You may also like