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Please note that HPS office hours from 1st December will be Mon-Thurs 9-5; Fri 9 - 1. The office will be closed from 22nd Dec to 2nd Jan.

Iris sibirica

in the 2019 seed distribution

N.B. Potentially harmful plant

Seed list no
1040

New type
HP: Hardy Perennial

Description
Blue to purple, grassy lvs, moist, early summer

Sowing
AT: sow any time
So: soak in warm water for 12 hours
Cd: expose to winter cold (outdoors overwinter or in a refrigerator for 3 months)

Hardiness
H7: colder than -20°C, Very hardy
Z4: to -33°C

Height
50-90cm

Family
Iridaceae

Origin
Europe/Asia


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