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Close-up of a rare black dahlia flower bloom
Close-up of a black dahlia flower with dewdrops on its petals in a green garden background
Cluster of black dahlia flowers blooming

10 Black Dahlia Flower Seeds – Rare Violet Blooms

Seed World

Regular price $17.99 Sale

Black Dahlia Flower Seeds – Rare Violet Blooms (10 Pack)

Looking for black dahlia flower seeds for sale? These striking, deep violet blooms add a bold statement to any garden. Ideal for gardeners who love dramatic colors and rare varieties, these seeds produce stunning flowers up to 18 inches tall.

Why Choose Black Dahlia?

  • 🌸 Unique dark-violet blooms – rare and eye-catching
  • 🌿 Grows up to 18 inches tall – excellent for beds or containers
  • 🌞 Thrives in full sun or partial shade
  • 📦 Sealed 10-seed pack – fresh and ready to plant

What’s in the Pack?

Each pack contains 10 premium Black Dahlia flower seeds. These are open-pollinated seeds, suitable for gardeners in USDA Zones 3–10.

Planting Instructions

  • Best Time to Plant: Spring, after last frost
  • Soil: Deep, fertile, well-draining (pH 6.0–6.5)
  • Light: Full sun or partial shade
  • Depth: Lightly cover with topsoil
  • Watering: Keep moist during germination (7–21 days)

FAQs

How tall do Black Dahlia plants grow?

They grow up to 18 inches tall under ideal sun and soil conditions.

Can I plant them in containers?

Yes! They’re great for both garden beds and containers on balconies or patios.

How many seeds per plant?

We recommend sowing 2–3 seeds per spot and thinning later if needed.

Are these annual or perennial?

They are annuals but can be lifted and stored indoors to replant the next season.

Where to buy black dahlia flower seeds for sale?

At Seeds World, we offer fresh black dahlia flower seeds with fast shipping across the U.S. Perfect for your rare flower collection!

Customer Reviews

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Customer
Every seed has sprouted

I ordered 5 packs and wasn't expecting many of them to sprout because it's my first time growing flowers that aren't marigolds in a disposable cup 😅. I planted 4 packs. I have 40 sprouts in my garden. I feel like I lucked out! Now I have the problem of moving the flowers further apart before they get too big lol.