Location specific values:
Array
(
    [lat] => 39.161000
    [lng] => -75.520200
    [elevation] => 3
    [rainfall] => 1139.8643
    [cold_temperature] => -3.7712
    [temperature] => 30.7288
    [user_eto] => 1029.33922902
)
Plant specific values:
Array
(
    [rain_min_irrigation] => 447
    [eto_corrected] => 1348
    [eto_adjusted_rain_min (rain_min_irrigation / eto_corrected)] => 0.33160237
)
Sanddune Wallflower (Erysimum capitatum) | Easyscape Plant Profile

Sanddune Wallflower

(Erysimum capitatum)

Sanddune Wallflower (Erysimum capitatum)

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Estimated Native Range
Species Map Help

Climate Requirements for Dover, Delaware

This Plant Your Site Plant Suitability for Your Location
Precipitation 3" - 119" 45" Aquatic Aquatic
High Temp. 50°F - 107°F 87°F Your summer temperatures are normal for this plant. Excellent
Low Temp. -29°F - 62°F 25°F Your winter temperatures are normal for this plant Excellent
This plant may not grow well at your location - your precipitation is too high.

Summary

Erysimum capitatum, commonly known as Sanddune Wallflower, is a semi-deciduous biennial or perennial herb or subshrub native to a variety of habitats including open woodlands, grasslands, and rocky slopes in the Western United States and Mexico. It typically grows to a height of 1-2 feet (0.3-0.6 meters) and a width of 0.5-1 feet (0.2-0.3 meters). The plant forms a low mound or clump with narrow, lance-shaped leaves. It produces clusters of fragrant flowers that are yellow, orange, and brown, blooming profusely in the spring, with sporadic flowering through summer and fall. The flowers are particularly showy and attract pollinators such as butterflies, making it a favorite in butterfly gardens.

Sanddune Wallflower is valued for its vibrant flowers and extended blooming period. It is often used in rock gardens, as a border plant, or in naturalized areas. This species is drought-tolerant once established and prefers full sun exposure. It thrives in well-drained soils and can tolerate a range of soil types, from sandy to loamy. While it has low to medium water requirements, it benefits from occasional watering during prolonged dry spells. Gardeners should be aware that Erysimum capitatum can self-seed and spread, which may be considered invasive in some regions. It is advisable to deadhead spent flowers to prevent unwanted spread.CC BY-SA 4.0

Plant Description

  • Plant Type: Herb, Subshrub
  • Height: 1-2 feet
  • Width: 0.5-1 feet
  • Growth Rate: Rapid
  • Flower Color: Yellow, Orange, Purple
  • Flowering Season: Spring, Summer, Fall
  • Leaf Retention: Semi-Deciduous

Growth Requirements

  • Sun: Full Sun
  • Water: Low, Medium
  • Drainage: Slow, Medium, Fast

Common Uses

Bee Garden, Butterfly Garden, Deer Resistant, Drought Tolerant, Fragrant, Low Maintenance, Rock Garden, Showy Flowers

Natural Habitat

Native to open woodlands, grasslands, and rocky slopes in the Western United States and Mexico

Other Names

Common Names: Prarie Rocket, Coastal Wallflower, Western Wallflower, Coast Wallflower, Contra Costa Wallflower, Vélar De L’Ouest

Scientific Names: Erysimum capitatum, Erysimum capitatum var. capitatum, Erysimum capitatum subsp. capitatum, Erysimum asperum var. elatum, Erysimum macradenium, Erysimum capitatum var. angustatum, Erysimum wheeleri, Erysimum capitatum var. lompocense, Erysimum tilimii

GBIF Accepted Name: Erysimum capitatum (Douglas ex Hook.) Greene