Harris Seeds Petchoa Caliburst Seed
Best annual for gardeners creating vibrant, professional-looking container displays.
These seeds bridge the gap between finicky vegetative cuttings and standard annuals, offering the high-end performance of a professional hybrid with the ease of a packet. You sacrifice the variety of a nursery-grown plant, but you gain a reliable, prolific yellow bloom that thrives in any container.
$13.69
at
Harris Seeds
Who it's for
- Gardeners seeking durable blooms with low maintenance
- Landscapers wanting vibrant, fade-resistant color contrast
- Container enthusiasts needing vigorous, self-cleaning plants
Who should skip it
- Budget-conscious growers preferring affordable seed options
- Novice gardeners lacking specialized germination equipment
- Seed savers wanting to propagate their own plants
Performance breakdown
Germination Reliability
High-performance pelleted seeds ensure consistent, predictable sprouting for home gardeners.
Container Versatility
Controlled growth habit makes these perfect for dense, professional-looking hanging baskets.
Bloom Prolificacy
Expect a heavy, continuous display of vibrant yellow throughout the season.
Ease of Starting
Bridges the gap between professional vegetative quality and simple seed starting.
Growth Management
Naturally compact structure eliminates the need for aggressive pruning or pinching.
Environmental Adaptability
Thrives in full sun with moderate water requirements for low-stress maintenance.
Key Specs
Soil Temperature
70-75°F
Germination Lighting
Don't Cover Seed
Germination Days
7-12 Days
Grow on Temperature Day
65-70°F
Grow on Temperature Night
60-65°F
Plant Spread
20-28 inches
Plant Height
6-12 inches
Plant Type
Annual Flower
Planting Method
Transplant
Seed Form
Pelleted Seeds
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