Add rich, dramatic color to your landscape with Dianthus Seeds – Dark Blue Caryophyllus Variety. These premium heirloom, non-GMO seeds produce compact, fragrant plants with striking dark blue-toned blossoms. Perfect for enhancing garden beds, borders, cottage gardens, rock gardens, patio planters, and decorative containers, this variety provides long-lasting color throughout the growing season.
Dianthus Caryophyllus thrives in full sun with well-draining soil and is an excellent choice for gardeners seeking unique bloom colors, easy-care plants, and high-performing ornamental varieties. Ideal for customers searching for dark blue dianthus seeds for planting, non-GMO flower seeds, heirloom carnation-type seeds, and seasonal garden bloomers.
Key Features
- Premium heirloom-quality Dianthus Caryophyllus seeds
- Non-GMO with reliable germination
- Striking dark blue blossoms for dramatic garden accents
- Perfect for borders, beds, rock gardens, and containers
- Compact, upright, fragrant growth habit
- Beginner-friendly and low maintenance
- Fresh packaging preserves seed quality
Specifications
- Seed Name: Dianthus Seeds
- Variety: Dark Blue Caryophyllus
- Plant Type: Perennial (grown as annual in cooler climates)
- Heirloom: Yes
- Organic: Not certified organic
- GMO Status: Non-GMO
- Season: Spring planting recommended
- USDA Zones: 5–9 perennial; 3–4 grown as annual
- Growing Method: Indoor start or direct sow outdoors
- Sunlight Requirement: Full sun to light partial shade (5–7+ hours)
- Planting Depth: Lightly cover seeds (1/8 inch)
- Seed Spacing: 6–10 inches apart
- Soil Requirement: Well-draining, loose, slightly alkaline soil preferred
- Watering Needs: Moderate, avoid overwatering
- Germination Time: 7–14 days at 65–75°F
- Growth Habit: Upright, bushy flower clusters
- Indoor Start: 6–8 weeks before last frost
- Outdoor Planting: After frost danger has passed
- Container Growing: Excellent for pots and patio planters
- Mature Height: 12–24 inches
- Plant Spread: 8–12 inches
- Bloom Time: Late spring through summer
Planting Guide
- Start seeds indoors 6–8 weeks before the final frost or direct sow outdoors once weather warms.
- Lightly cover seeds with 1/8 inch of soil.
- Keep soil moist and maintain 65–75°F temperature for germination.
- Provide bright light to prevent leggy seedlings.
- Transplant outdoors after hardening off.
- Space plants 6–10 inches apart.
- Water moderately and enjoy continuous vibrant blooms.
