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Petunia Seeds

Petunia Seeds

Petunia x hybrida

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$8.98

Grow Petunia from seed for garden beds, borders, containers, or seasonal color. This product page includes concise planting details to help gardeners compare light,...

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Germination Support U.S. Customer Support Planting Guidance
SunFull Sun
Height6-18 in.
Days to Bloom70-84 Days
Sowing SeasonSpring
USDA ZonesAnnual; 10A-11B
Germination Time5-15 Days

About Petunia Seeds

Petunia x hybrida

Double Floribunda Petunias from the Double Madness Series produce rich burgundy-colored, double-layered blooms that add depth and elegance to gardens, containers, and hanging baskets. These annual flowers thrive in full sun and well-drained soil. Seeds typically germinate within 7–14 days, with flowering occurring 10–12 weeks after planting. Perfect for gardeners seeking showy, long-lasting blooms throughout the growing season.

Great for
Cut Flowers Pollinator
Friendly Heat & Drought Tolerant

Why Gardeners Love It

✓ Adds garden color with an easy seed-starting option

✓ Useful for beds, borders, containers, or mixed plantings

✓ A practical choice for seasonal flower displays

✓ Pairs well with other annual and perennial garden favorites

✓ Good for gardeners building a more colorful outdoor space

Planting Guide

Sow Petunia in spring where it can receive full sun. Keep the seedbed evenly moist until germination, usually 5-15 days.

Grow plants to about 6-18 in. and plan for blooms in about 70-84 days.

Best suited to USDA zones Annual; 10A-11B. Adjust sowing time for your local frost dates and summer heat.

Shipping & Returns

Fast, reliable delivery

  • Processing: Orders are processed within 2 business days.
  • U.S. Delivery: U.S. delivery typically takes 4–6 business days after dispatch.
  • Shipping: Free U.S. shipping on orders $19.90+ before order discounts. Orders below $19.90 ship for $5.90.
  • Returns: Refund requests are accepted within 30 days of delivery, including opened or sown seeds and discounted orders. Contact us for authorization before sending anything back.

Shipping Policy Return Policy

Germination Support
If you have a germination or planting-material quality concern, contact support@onsaleseeds.com with your order number and a description of the issue. Photos of your setup can help. You may request a refund within 30 days of delivery under our Return & Refund Policy; opened and sown seeds remain eligible.
Germination SupportGuidance for strong, healthy growth.
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Free Planting Guide

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Processing time Orders are usually prepared in 1-3 business days when items are in stock.
Estimated delivery Most U.S. seed orders arrive in about 5-12 business days after dispatch.

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