Zinnia Seeds – Grow Vibrant Cut Flowers All Season | ISACC GARDEN
🌼 Zinnia Seeds
Bold, bright, and endlessly blooming — zinnias are the ultimate cut flower garden seed, thriving in full sun with almost zero effort.
🛒 Shop Our Zinnia Seed Collection
All seeds are non-GMO, open-pollinated heirloom varieties — grown for quality, color, and germination success.
What Are Zinnia Seeds?
Zinnias (Zinnia elegans) are fast-growing annual flowers native to Mexico, beloved by gardeners worldwide for their bold, long-lasting blooms and exceptional heat tolerance. Simply sow directly in the garden after the last frost and enjoy continuous color from summer through fall.
Our zinnia collection spans bicolor varieties, giant dahlia-flowered types, classic orange king, and container-friendly cultivars — all non-GMO, open-pollinated heirloom seeds.
Our Zinnia Varieties at a Glance
Bicolor Zinnias
Strawberries & cream two-tone blooms
Giant Dahlia-Type
Large decorative blooms for cutting
Orange King
Bold statement color for borders
Container Zinnias
Compact types for pots & patios
🌱 How to Grow Zinnias from Seed
| Step | Details |
|---|---|
| When to Plant | Direct sow after last frost; zinnias dislike transplanting |
| Sunlight | Full sun (6–8 hours daily) — more sun = more blooms |
| Soil | Well-draining, average to fertile soil; pH 5.5–7.0 |
| Germination | 5–10 days at 70–85°F (21–29°C) |
| Bloom Time | 60–70 days from seed; blooms continuously until frost |
| Care Tips | Deadhead spent blooms regularly to encourage continuous flowering |
Why Choose ISACC GARDEN Zinnia Seeds?
- 🌼 Non-GMO & Heirloom — open-pollinated, true-to-type varieties
- 🌈 Vibrant color range — orange, pink, cream, bicolor, and more
- ✂️ Cut flower quality — long stems perfect for fresh bouquets
- 🦋 Pollinator magnets — attract butterflies, bees, and hummingbirds
- 🌞 Heat & drought tolerant — thrive in hot summer conditions
- 🌱 Fast growing — blooms in just 60–70 days from seed
❓ Frequently Asked Questions
Are your zinnia seeds non-GMO?
Yes! All our zinnia seeds are open-pollinated, non-GMO heirloom varieties.
When should I plant zinnia seeds?
Plant directly in the garden after your last frost date. Zinnias prefer to be direct-sown rather than transplanted.
How long do zinnias take to bloom?
Zinnias typically bloom 60–70 days after sowing and continue blooming until the first frost.
Can I grow zinnias in containers?
Yes! Compact zinnia varieties grow beautifully in pots, planters, and patio containers with full sun.
How do I get more zinnia blooms?
Deadhead (remove) spent flowers regularly — this encourages the plant to produce more blooms continuously.