Hollyhock 'Black'
20-25 seeds
This is an old cottage garden favourite producing tall flower spikes 250cm long. The blooms are single with beautiful black to deep black-red colouring Best suited to temperate or cool climates.
Perennial
Sow Sp Sow 10mm deep at 18 degrees C, germinates 14-22 days.
image - Triocom, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons