Petunia Trilogy Blue F1 Seed
Best choice for gardeners wanting vibrant, early-blooming container displays.
Discover the Petunia Trilogy Blue F1 Seed, an annual hybrid variety celebrated for its striking blue flowers and consistent dome shape. These seeds yield plants densely packed with vibrant blooms, featuring a tight, well-branched structure for a full, appealing look. Trilogy Blue offers earlier flowering than many spreading petunias due to its reduced day-length sensitivity, making it perfect for spring sales and reliable performance in hanging baskets, mixed containers, and large pots. This offering includes 100 pelleted, untreated seeds.
$31.04
Owner Satisfaction
4.7
/ 5
Category Rank
270
/ 6150
#270 in Seeds & Seed Tape
Price vs Category Average
+192%
Above average
Seed Count
100
Who it's for
- Gardeners seeking reliable growth and predictable results
- Container gardeners wanting low-maintenance, full-looking displays
- Busy homeowners preferring vibrant flowers without constant deadheading
Who should skip it
- Budget-conscious gardeners planning large-scale landscape projects
- Low-maintenance gardeners unwilling to monitor for common pests
- Casual gardeners unable to commit to frequent watering schedules
Performance breakdown
Bloom Density
Dense, prolific flowering creates a lush, full-coverage aesthetic for containers.
Growth Uniformity
Controlled dome habit ensures consistent, predictable results across all plants.
Early Season Performance
Reduced day-length sensitivity accelerates flowering for earlier spring displays.
Container Versatility
Ideal structure for hanging baskets and mixed pots with reliable spread.
Seed Handling
Pelleted coating simplifies sowing and improves visibility during the planting process.
Environmental Resilience
Hybrid vigor provides dependable, robust performance throughout the growing season.
Key Specs
Seed Count
100
Form
PELLETED
Style
UNTREATED
Germination Days
7-12 Days
Soil Temperature
70-75°F
Plant Spread
30-36"
Plant Height
12-15"
Grow on Temperature Day
65-70°F
Features
- Forms a controlled dome shape
- Abundant vibrant blue flowers
- Tight, well-branched plant structure
- Flowers earlier than many types
- Less day-length dependent
- Excellent for baskets and containers
- Reliable retail performance
- Prolific flowering
What customers say
Gardeners highly recommend the Petunia Trilogy Blue F1 Seed for its superior quality and stunning visual results. Customers consistently report exceptional germination rates, confirming the high viability of these premium seeds. Once grown, the plants display vigorous, uniform habits, perfect for containers and baskets. The deep, true blue color is frequently praised, often surpassing expectations set by other varieties that lean purple. Furthermore, the long blooming season and resilience during summer heat ensure continuous, reliable color. While the initial cost is higher, the consensus is that the professional grade performance and striking visual impact deliver excellent perceived value. This seed is a top tier choice for dependable, beautiful blooms.
Know before you buy
Pelleted seeds are coated in a clay-based material to make them larger, rounder, and easier to handle during planting. This coating dissolves quickly once it comes into contact with moisture in the soil.
Each plant will spread between 30 and 36 inches. You should space them accordingly in your garden beds or ensure your containers are large enough to accommodate this vigorous growth.
No, these are untreated seeds. They have not been coated with fungicides or other chemical treatments.
Yes, for the best results and the most prolific flowering, these plants should be placed in a location that receives full sun.
Under optimal conditions with a soil temperature between 70 and 75°F, you can expect germination to occur within 7 to 12 days.
Absolutely. Their controlled, dome-shaped growth habit and well-branched structure make them an excellent choice for hanging baskets and mixed containers.
Still have a question?
Ask Hayley anything about this product before you decide.