SUFLORYES Black Dahlia Tubers – Dramatic Deep-Colored Decorative Blooms
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Brand：SUFLORYES
Black Dahlia is a striking tuber-grown decorative dahlia known for its deep, almost black, velvety blooms. Its fully double, layered petals create a dramatic, high-contrast effect in any garden, border, or floral arrangement, making it a standout choice for bold garden statements and premium cut flowers.
Blooming from mid-summer to first frost, Black Dahlia produces large, consistent flowers. Grown from healthy tubers, this variety ensures vigorous growth, strong stems, and reliable flowering each season.
Plant Information
- Plant Type: Tuberous Perennial
- Botanical Name: Dahlia hybrida
- Variety: Black Dahlia
- Propagation: Tubers (NOT seeds)
- Flower Color: Deep black / dark maroon
- Flower Type: Fully double, layered decorative blooms
- Flower Size: 10–15 cm (4–6 in)
- Plant Height: 80–120 cm (31–47 in)
- Plant Spread: 45–60 cm (18–24 in)
- Sunlight: Full Sun
- Water Needs: Moderate, consistent moisture
- Soil Type: Fertile, well-draining soil
- Bloom Season: Mid-Summer to First Frost
- Hardiness: USDA Zones 8–11 (lift tubers in colder regions)
- Perfect For: Garden focal points, bold borders, containers, cut flowers
Planting Instructions
- Planting Time: Spring, after last frost
- Soil Temperature: Above 12–15°C (54–59°F)
- Planting Depth: 10–15 cm (4–6 in), tuber laid horizontally with growing eye upward
- Spacing: 45–60 cm (18–24 in) apart
- Sunlight: Full sun for optimal bloom size and color
Care Instructions
- Water moderately once shoots appear
- Fertilize every 2–3 weeks with low-nitrogen fertilizer
- Stake taller plants to support heavy blooms
- Deadhead spent flowers to encourage continuous flowering
- Protect tubers from frost in colder regions
Winter Storage
- Dig up tubers after first frost blackens foliage
- Dry for 1–2 days
- Store in a cool, dry, frost-free location (5–10°C ideal)
- Replant in spring
Tips for Best Results
- Plant in clusters for dramatic visual impact
- Ensure well-draining soil to prevent tuber rot
- Maintain consistent moisture during flowering season
- Harvest blooms frequently for extended display
Key Benefits
- Bold, deep black decorative blooms with fully double layered petals
- Long flowering season from midsummer to first frost
- Reliable tuber-grown variety for consistent growth
- Perfect for striking borders, containers, and premium cut flower arrangements
- Adds dramatic and sophisticated contrast to any garden
At SUFLORYES, we are passionate about helping gardeners grow beautiful flowers,
vegetables, fruits, and plants with confidence. Our seeds are selected for quality,
performance, and growing success, making it easier to create thriving gardens in a
variety of growing conditions.
Whether you're starting your first garden or expanding an established landscape,
SUFLORYES is committed to providing products that inspire growth and bring nature
closer to home.
Thank you for choosing SpringGardenSeeds. We value your trust and are committed to providing quality seed products.
Due to the natural characteristics of seed products, they may be affected by storage conditions, climate, and planting methods. By placing an order, you agree to the terms outlined in this policy.
1. Order Cancellation
Cancellation Window
Orders can be canceled within 24 hours of placement.
How to Request Cancellation ?
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Subject: Order Cancellation + Order Number
Please include:
· Your name
· Order number
· Reason for cancellation
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· Approved cancellations will be refunded within 1–3 business days ;
· Refunds will be returned to the original payment method ;
· Processing time depends on your bank or payment provider .
⚠️ Orders that have already been processed or shipped cannot be canceled.
2. Return Policy
Eligible Return Cases
We accept returns only in the following situations:
1. Product quality issues ;
2. Mold, insect damage, or compromised seeds ;
3. Significant discrepancy from product description ;
4. Shipping damage ;
5. Severe packaging damage affecting usability ;
6. Incorrect or missing items ;
7. Wrong product shipped ;
8. Missing items in the order .
Return Timeframe
Return or refund requests submitted within 30 days from the date of delivery please
Return Process
1. Contact us
Email: service@springgardenseeds.com
Include:
1. Order number
2. Description of the issue
3. Photos or videos as evidence
2. Review
We will review your request within 3 business days and provide instructions.
3. Return Shipping & Conditions
We differentiate return eligibility based on product condition:
1. Issues Caused by Us
If the return is due to our error (e.g., wrong item, damaged, or defective product), we will cover the return shipping cost.
2. Change of Mind / Personal Reasons
We accept returns for unused and unopened seed products within a reasonable timeframe ( up to 30 days from delivery ) if the customer changes their mind or for personal reasons.
* Items must be in their original, unopened condition
* Customers are responsible for all return shipping costs, including international return fees
* Original shipping fees are non-refundable
Return Address : No. 2 Jiangfeng Road, Changyinsha Modern Agricultural Demonstration Park, Zhangjiagang City, Suzhou, Jiangsu, China
4.Contact Us
If you have any questions, feel free to contact us:
Email: service@springgardenseeds.com
Address: No. 2 Jiangfeng Road, Modern Agricultural Demonstration Park, Zhangjiagang City, Suzhou City, Jiangsu Province
Phone: +86 18751175458
Customer Support Hours：Monday to Friday, 9:00 AM – 6:00 PM ((GMT+8))
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