Hollyhock, Black

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  • Regular price $3.25

Quick facts

  • Tall biennial
  • Folk garden favorite
  • Bumblebee favorite

Alcea rosea

Plant of many uses, black hollyhocks are a country garden favorite.  Traditionally used to mark the location of the outhouse, hollyhocks make an amazing cut flower and easy to harvest black hollyhock petals make an excellent dye.   Biennial plants will self-sow modestly so you probably wont have to worry about ever planting them again.

How to grow it:

Germ Temp

Indoor Start

Germ Days

Frost Tolerant


Seed Depth

Plant/Row Spacing


6-8 w.

7-14 d.


Full to shade



Direct sow 3-4 weeks prior to last frost date. Tolerant of a light frost. Cover lightly. Or, we prefter to start indoors up to 8 weeks before last frost date to get a head start. Transplants quite well provided it is kept moist during the establishment process.

Seed specs:  ~100 min.