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PlantFiles: European Wallflower, Siberian Wallflower
Erysimum hieraciifolium

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Family: Brassicaceae (brass-ih-KAY-see-ee) (Info)
Genus: Erysimum (er-RIS-ih-mum) (Info)
Species: hieraciifolium (hi-er-ay-see-ih-FOH-lee-um) (Info)

Synonym:Erysimum strictum

One member has or wants this plant for trade.

Category:
Groundcovers
Perennials

Height:
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)

Spacing:
9-12 in. (22-30 cm)

Hardiness:
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:
Full Sun
Sun to Partial Shade

Danger:
Unknown - Tell us

Bloom Color:
Orange
Bright Yellow

Bloom Time:
Late Winter/Early Spring
Mid Spring
Late Spring/Early Summer

Foliage:
Evergreen
Herbaceous
Dark/Black
Smooth-Textured

Other details:
Average Water Needs; Water regularly; do not overwater
Suitable for growing in containers

Soil pH requirements:
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information:
Non-patented

Propagation Methods:
From seed; direct sow outdoors in fall
Direct sow as soon as the ground can be worked

Seed Collecting:
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds

Click thumbnail
to view:

By Kell
Thumbnail #1 of Erysimum hieraciifolium by Kell

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral smiln32 On Sep 29, 2004, smiln32 from Oklahoma City, OK (Zone 7a) wrote:

It has been introduced to the U.S. and I believe is naturalized in Illinois, Indiana, Michigan, New York, Pennsylvania and Wisconsin.

Regional...

This plant has been said to grow in the following regions:

Soda Springs, Idaho



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