Verbena Species, Narrowleaf Vervain

Verbenasimplex

Family
Verbenaceae (ver-be-NAY-see-ee)
Genus
Verbena (ver-BEE-nuh)
Species
simplex (SIM-plecks)
Synonym
Verbena angustifolia
Verbena integrifolia
Sun Exposure
Full Sun
Sun to Partial Shade
Height
12-18 in. (30-45 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Light Blue
Dark Blue
Blue-Violet
Lavender
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Herbs
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Seed Collecting
Bag seedheads to capture ripening seed
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Benton, Kentucky

Dittmer, Missouri

Brooklyn, New York

Spring Branch, Texas

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Gardener's Notes:

1
positive
0
neutral
0
negative
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M
M
Benton, KY (Zone 7a) | July 2004 | positive

Used in herbal medicine and by the ancients, Vervain has a very colorful history.

Also known as Narrow Leaved Vervain, Ame...Read More

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