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Wild petunia close up picture blooming
Pure Air Natives
Healthy Wild Petunia plant in greenhouse
Wild petunia close up picture blooming
Pure Air Natives
Healthy Wild Petunia plant in greenhouse
Ruellia humilis

Wild Petunia

Plants

50 Plug Tray $95.00

Description

Wild Petunia, or Ruellia humilis, is a charming native wildflower found throughout the eastern United States. Despite its name, it’s not related to traditional petunias but is instead a member of the Acanthaceae family. This low-growing perennial typically reaches about a foot in height and flourishes in dry, sandy soils or well-drained loam, making it an excellent choice for sunny areas, prairie restorations, and rock gardens.

Its lavender, trumpet-shaped flowers bloom steadily through the heat of summer, drawing in native bees, butterflies, and even hummingbirds. Wild Petunia also serves as a larval host plant for the Common Buckeye butterfly, adding important ecological value. While this hardy plant is a reliable bloomer and self-seeder, it can spread aggressively, so gardeners may want to manage its growth in smaller garden beds. It is ideal for naturalizing and supporting pollinators.

Also known as: Prairie Petunia and Fringeleaf Wild Petunia.

Seed Details

Weight 15 lbs
Dimensions 22 × 12 × 11 in
Kind

Plants

Items - Plants

50 Plug Tray

Sociability

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Sun Requirements

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Soil Moisture

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Height

USDA Zones

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Bloom Colors

Bloom Period

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Plant Spacing

Range Map

Details

SociabilityAggressive, Fast Grower, Self-Seeding
Sun RequirementsFull Sun, Partial Sun/Shade
Soil MoistureDry, Dry Mesic, Mesic
BenefitsBees, Butterflies, Deer Resistant, Pollinators
Height1-2'
USDA Zones4, 5, 6, 7, 8, 9
Bloom ColorPurple
Bloom PeriodJune, July, August
Plant Spacing12-18"

PLS stands for Pure Live Seed, an industry-standard measure of seed quality. It reflects the portion of seed in a batch that is viable and capable of germinating.

What this means for you: when you purchase 1 lb. of PLS seed, the physical weight of the seed you receive will be slightly more than 1 lb. That’s because we account for non-viable seed and natural inert material upfront, so you receive a full pound of live, plantable seed.

Many companies sell bulk seed by total weight, which can include filler and non-viable seed. By pricing based on PLS, we make sure you’re getting exactly what you paid for—high-quality native seed with more predictable, successful germination.

Want to dive deeper? Check out our in-depth article on what PLS is and why it matters.

Seeds & Seed Mixes:

Seeds and seed mixes ship nationwide, year-round, typically within 3–5 business days. If you need to postpone a seed mix shipment until fall, please note this in the order notes at checkout.

Live Plants:

Live plants are available year-round while inventory lasts and ship to select Midwest states due to plant health and hardiness considerations. After your order is placed, we’ll contact you to coordinate a spring shipping window, as many plants are overwintered and ship once dormancy breaks.

States we ship live plants to:
Missouri, Minnesota, South Dakota, North Dakota, Nebraska, Kansas, Oklahoma, Arkansas, Tennessee, Kentucky, Illinois, Indiana, Ohio, Michigan, and Iowa.

Live Stakes:

Live stakes are available by request only and must be ordered by submitting a contact form. Ordering is open seasonally from November 1 through February 28.

Live stakes ship to the same select Midwest states as live plants due to establishment requirements.