Features & Benefits
- Creates humid & warm environment
- Perfect for larger cuttings & seedlings
- Adjustable vents to control heat & humidity
- Built-in handle for easy removal
- Ideal temperature range: 70-80 degrees
- Ideal humidity range: 50%-60%
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Item #:
26324439
Viagrow VTD300-5, Tall Humidity Dome, Propagation Dome, Clear Plastic Tall Dome (5 Pack)
Item #:
26324439
Out of stock
Imported from USA store
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Viagrow 7 in. Domes create a humid & warm environment for general propagation, clones, & seed germination
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What Stands Out
Optimal Growth Aid
Designed to create a humid environment for seedlings, these domes enhance germination rates and promote robust growth, ensuring your plant start strong with minimal effort.
Durable Design
Constructed from high-quality clear plastic, these domes are built to last, providing excellent light transmission while resists cracking, making them suitable for long-term use in any plant propagation setup.
Cost-Effective Bundle
Available in a 50-pack, this economical choice offers great value for avid gardeners and nurseries, eliminating the need for frequent replacements and ensuring you always have a propagation solution on hand.
Product Details
- Seedling and clones enjoy temperatures of 70-80 degrees and a humidity range of 50%-60%
- Dome is 7 in. Tall and perfect for larger cuttings and seedlings
- Easily control heat and humidity with adjustable vents
- No assembly required
- All Viagrow Tall Domes are BPA free and food safe.
| Product Dimensions (L x W x H) | 21.5 x 11 x 9 inches (54.6 x 27.9 x 22.9 cm) |
| Item Weight | 2.2 pounds (1 kg) |
| Manufacturer | Viagrow |
| Item model number | VTD300-5 |
Who Should Buy?
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Home Gardeners
Ideal for home gardeners looking to create a controlled environment for starting seeds and nurturing young plants.
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Hobbyist Growers
Perfect for hobbyist growers who need multiple propagation domes for their greenhouse or indoor gardening setups.
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Educational Purposes
Beneficial for schools and educational programs teaching students about plant growth and the germination process.
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Professional Growers
May not meet the specific requirements of professional growers needing advanced propagation equipment with humidity control.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the dimensions of the Viagrow VTD300-5 Clear Plastic Tall Dome?
Answer: The Viagrow VTD300-5 Clear Plastic Tall Dome has dimensions specifically designed to create a suitable environment for plant growth. With height and width that allow for robust growth, these domes are particularly effective when used with seed trays or as cloches for young plants. The extra height accommodates taller seedlings, providing ample air circulation and humidity retention for optimal growth conditions. -
Question:
How does the tall dome enhance plant growth?
Answer: The tall dome design of the Viagrow VTD300-5 promotes better plant growth by maintaining humidity levels while allowing adequate light penetration. It creates a microclimate that keeps the seedlings warm and moist, essential for their early development. By observing the moisture levels, you can remove the dome when necessary to prevent mold, ensuring healthy growth for your seedlings in gardens or indoor greenhouse setups. -
Question:
Can the Viagrow VTD300-5 be reused for multiple planting cycles?
Answer: Yes, the Viagrow VTD300-5 is constructed from durable plastic, making it suitable for reuse across multiple planting cycles. After each use, simply clean the dome with mild soap and water to remove any residues or potential pathogens. This eco-friendly practice not only saves money but also encourages sustainable gardening practices, particularly for hobbyists and small-scale farmers. -
Question:
What plants are best suited for the Viagrow VTD300-5?
Answer: The Viagrow VTD300-5 is ideal for a variety of seedlings, including herbs, vegetables, and flowering plants. Its tall design makes it particularly effective for plants that require more height during their early growth stages, such as tomatoes and peppers. By utilizing this dome, gardeners can ensure a nurturing environment for seed germination and rooting in gardening beds or containers, maximizing crop yields. -
Question:
Is light penetration adequate when using the tall dome?
Answer: Absolutely! The Viagrow VTD300-5 is designed to allow sufficient light penetration while maintaining humidity and warmth. Its clear plastic material ensures that seedlings receive the necessary light for photosynthesis, promoting faster growth. This dome is especially beneficial in indoor settings or less sunny areas where plants may struggle, helping you achieve healthy, thriving plants. -
Question:
How can I ventilate the Viagrow VTD300-5 to prevent mold growth?
Answer: Ventilation is crucial when using the Viagrow VTD300-5 to prevent mold growth. You can achieve this by opening the dome slightly or removing it for short periods to allow fresh air circulation. Monitoring moisture levels is essential; if the condensation appears excessive, removing it temporarily will help maintain a balanced environment. This practice is important for ensuring your plants develop healthily, particularly in humid climates. -
Question:
What are the benefits of using a dome for seed starting?
Answer: Using a dome like the Viagrow VTD300-5 for seed starting provides several benefits. It creates a microenvironment that retains moisture, maintains warmth, and protects seedlings from pests. This nurturing atmosphere accelerates germination rates and supports vigorous growth. Whether you’re starting a vegetable garden or nurturing delicate blooms indoors, this dome will enhance your gardening success significantly. -
Question:
How do I clean and maintain the Viagrow VTD300-5?
Answer: Cleaning and maintaining the Viagrow VTD300-5 is quite straightforward. After each use, wash the dome with a mixture of warm water and mild soap to eliminate any residues or pathogens. Rinse thoroughly and let it air dry before storing. Proper maintenance is vital for extending the lifespan of the dome and ensuring a healthy environment for your future planting projects, allowing you to maximize your gardening efforts. -
Question:
Can the Viagrow VTD300-5 be used outdoors?
Answer: Yes, the Viagrow VTD300-5 can be used outdoors, provided it is placed in a sheltered area to protect against strong winds or heavy rain. Its durable plastic design can withstand various weather conditions, allowing you to start seeds successfully in an outdoor garden setting. It is particularly effective for extending the growing season and safeguarding your seedlings as they acclimate to outdoor conditions. -
Question:
Where can I buy the Viagrow VTD300-5 Clear Plastic Tall Dome 5 Pack?
Answer: You can buy the Viagrow VTD300-5 Clear Plastic Tall Dome 5 Pack at Ubuy. This platform offers a convenient shopping experience, providing a range of gardening products to support your growing needs. By shopping at Ubuy, you can easily find the Viagrow dome and enjoy a streamlined purchase process, making it simpler to enhance your gardening projects.
Viagrow Germination Trays VTD300-5 Editorial Review
The Viagrow VTD300-5 Clear Humidity, Propagation Plastic Tall Dome 5 Pack is designed for growing taller plants before transplanting. Customer queries confirm that these domes fit the Jiffy brand seed starter 1020 trays and Bootstrap Farmer trays. The domes come in a pack of five and have a humidity dial on the top. However, customers have been concerned about the plastic's heat resistance, questioning if it will melt under certain high temperature conditions. **
Customer Reviews & Ratings
171 customers ratings
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5 Star
75%
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4 Star
14%
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3 Star
5%
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2 Star
2%
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1 Star
4%
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Pros
- Fits Jiffy brand seed starter 1020 trays and Bootstrap Farmer trays
- Comes in a pack of five
- Includes a humidity dial on the top
Cons
- Concerns about heat resistance and potential melting under high temperature conditions
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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