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Blue Lobelia Seeds – Lobelia erinus – Profuse Cobalt-Blue Flowers for Borders, Containers & Ground Cover.
🌸 Profuse Cobalt-Blue Beauty for Your Garden
This Blue Lobelia (Lobelia erinus) offers a stunning, cheerful display of a profusion of small, vibrant cobalt-blue to periwinkle-blue flowers with distinctive five-petaled, slightly fan-shaped blooms that often have a small white "eye" in the center. The low-growing, dense habit creates a beautiful carpet of color, making it perfect for borders, edging, ground cover, and containers. This easy-to-grow annual blooms continuously from late spring through summer and is a magnet for bees and butterflies, making it an essential plant for any pollinator garden. It is also deer-resistant and adds a vibrant, cheerful touch to any garden.
🌱How to Plant & Grow
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Light Requirements: Full sun to partial shade (4–6 hours of direct sun per day). Prefers full sun but tolerates light shade.
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Soil Type: Well-drained, moderately fertile soil. Prefers slightly acidic to neutral pH. Keep soil consistently moist.
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Germination Time: 7–14 days at 65–70°F (18–21°C). Darkness aids germination.
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Days to Maturity: 50–60 days from seed to flower.
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Mature Height: 4–6 inches. Spread: 6–8 inches.
📏Spacing & Seeding Instructions
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Plant Spacing: Space plants 6 to 8 inches apart.
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Seeding Density (Per Square Foot): For mass planting, sow 8–12 seeds per square foot.
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Sowing Depth: Surface sow. Press seeds gently into the soil but do not cover – they need light to germinate.
📅 Growing Calendar
|
Stage |
Northern States (3–5) |
Mid-Atlantic (6–7) |
Southern States (8–10) |
|
Start Indoors |
Late March – Early April |
Early – Mid March |
Late February – Early March |
|
Transplant Outdoors |
Late May – Early June |
Early – Mid May |
Late March – Early April |
|
Direct Sow (after frost) |
Late May – Mid June |
Mid May – Early June |
Early – Mid April |
|
Direct Sow (fall) |
Mid – Late September |
Late September – Early October |
Late October – Early November |
Important Note: Blue Lobelia is a cool-season to warm-season annual. It blooms best in spring and early summer. In mild climates (Zones 8–10), it can be sown in fall for winter and early spring blooms. Seeds require darkness to germinate.
🧑🌾 Step-by-Step Planting Instructions
Start Indoors (Recommended for all zones):
- Fill seed trays with moist, well-draining seed-starting mix.
- Sow seeds ¼ inch deep. Cover lightly with soil. (Seeds germinate best in darkness.).
- Place the tray in a warm area (65–70°F) with bright, indirect light.
- Seedlings emerge in 7–14 days. Move to a bright location.
- After 4–6 weeks, harden off seedlings over 5–7 days before transplanting outdoors.
Direct Sow in Early Spring (Recommended for all zones):
- As soon as the soil is workable in early spring (typically March–May, depending on your zone), prepare a well-drained bed in full sun.
- Sow seeds ¼ inch deep, spacing seeds 2–3 inches apart in rows.
- Water gently to keep soil moist until germination (7–14 days).
- After 3–4 weeks, thin seedlings to 6–8 inches apart.
Fall Direct Sow (Zones 8–10 only):
- In late fall (October–November), prepare a well-drained bed in full sun.
- Sow seeds ¼ inch deep, spacing seeds 2–3 inches apart.
- Water once. Let the seeds overwinter in the ground.
- Seeds will germinate in early spring (March–April). Thin seedlings to 6–8 inches apart after 4–6 weeks.
Ongoing Care:
- Watering: Water regularly until established. Once mature, water only during prolonged dry spells. The plant is moderately drought-tolerant.
- Fertilizing: Do not fertilize. Blue Lobelia prefers poor soil and will produce more flowers when grown lean.
- Deadheading: Remove spent flowers to encourage a longer bloom period.
- Overwintering: This is an annual. It will die back after the first frost.
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Ⅰ.Order Cancellation
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Cancellation Deadline: If you need to cancel your order after successfully placing it, you must send us an email request within 24 hours of placing the order. Requests received after this period will not be processed.
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Application Method: Please send your order cancellation request to our official customer service email (support@zestseeds.com). The email subject must state “Order Cancellation Request + Order Number.” The email body should include your name, contact information, order number, and the reason for cancellation to help us verify and process your request quickly.
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Refund Information: Once your cancellation request is approved, we will process your refund within 1-3 business days. The refund amount will be fully returned to your payment account. The specific time for the funds to arrive depends on the payment platform and bank processing times, so please keep an eye on your account activity.
Ⅱ.Preparation Time
After you successfully place your order, we will complete preparation and warehouse review within 1-3 business days. To ensure the quality of the seeds, we conduct strict packaging inspections on each batch of seeds to ensure they are dry and undamaged before handing them over to our logistics partners for shipment.
Note: If your order contains multiple types of seeds or if there are holidays or peak order periods, the preparation time may be extended by 1-2 business days. We will inform you in advance on the order page or via email.
Ⅲ.Logistics Shipping Times
| Region | Estimated Transit Time |
| United States | 7-12 Business Days |
| Canada | 8-13 Business Days |
Ⅳ.Customer Service Contact Information
If you have any questions regarding shipping-related matters, please contact us through the following methods:
- Email: support@zestseeds.com
- Working Hours: Monday to Friday, 9:00 AM - 6:00 PM
The final interpretation of this shipping policy belongs to Zestseeds. If there are any adjustments, we will announce them in advance on our website. Thank you for your understanding and support, and happy planting!
