Sweet rocket

Hesperis matronalis

Photo/Illustration: 
Courtesy of Thompson & Morgan Seedsmen, Inc.
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Sweet rocket (Hesperis matronalis)
HESS-per-iss mah-tron-AL-iss
Genus:  Hesperis
This plant is a biennial or short-lived perennial with leafy stems and 4- to 8-inch-long toothed, hairy leaves. Lilac or purple, sometimes white, flowers are borne from late spring to midsummer in racemes or panicles.
Noteworthy Characteristics:  Considered invasive in grassland sites and forests. Attractive to insects. Flowering diminishes with age.
Care:  Grow in moist but well-drained, fertile, neutral to alkaline soil.
Propagation:  From seed sown in situ. Root basal cuttings in spring.
Problems:  Viruses, mildew, slugs, snails, flea beetles, caterpillars.

Overview

Height
1 ft. to 3 ft.
Spread
1 ft. to 3 ft.
Growth Habit
Spreads
Growth Pace
Invasive/Aggressive Grower
Light
Full Sun to Part Shade
Moisture
Dry to Medium
Bloom Time
Spring,
Summer
Flower Color
Purple,
White
Uses
Beds and Borders
Style
Meadow Garden,
Rock Garden
Seasonal Interest
Spring Interest
Type
Perennials

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