FrostRow - Expandable Plant Protection Greenhouse
SHIPPING INFORMATION
How do I track my order?
You will receive an order confirmation immediately after your purchase, then we will send you a tracking number for your order. You can also reach out to our customer support at support@jstonewell.com for any questions you may have.
How long does it take for the order to arrive?
Once shipped, your order should arrive within 3 to 8 days. We will send you an email confirmation as soon as your order ships to keep you updated. Feel free to email us to check on your order status at any time. We're happy to help
OUR GUARANTEE
If for any reason you are dissatisfied with your purchase, we'll make it right. We believe that our customers deserve the absolute best value without sacrificing superior quality, and your satisfaction is our #1 priority.
If it doesn't work for you or you just don't like, return it. Within 30 days of receipt, products purchased from JStonewell may be returned for any reason.
Protect Your Plants & Extend Your Growing Season
Give your vegetables, herbs, and seedlings the protection they need with the Frame It All Extendable Cold Frame Greenhouse. Designed to create a warmer, sheltered growing environment, this compact 4 ft. × 4 ft. greenhouse helps you start planting earlier, harvest later, and shield your plants from changing weather conditions.
Whether you're growing leafy greens, starting seedlings, or protecting tender plants from frost and wind, this durable cold frame offers an easy way to create a more controlled outdoor growing space without the footprint of a full-size greenhouse.

Why You'll Love It
- Extend your growing season by creating a warmer environment for plants during cooler months.
- Protect vulnerable plants from frost, wind, excess moisture, and some animal interference.
- Encourage healthier growth for seedlings and cold-tolerant vegetables.
- Expandable design allows compatible greenhouse kits to connect together as your garden grows.
- Compact footprint fits neatly over a 4 ft. × 4 ft. growing area or compatible Frame It All raised garden bed.
Key Features
- Powder-coated steel frame provides durable, corrosion-resistant support.
- Heavy-duty PVC cover helps shield plants from changing outdoor conditions while allowing light to reach your crops.
- Zippered access openings make watering, harvesting, and routine plant care quick and convenient.
- Adjustable ventilation lets you regulate airflow, temperature, and humidity by opening the zippered windows when needed.
- Expandable modular system includes connectors that allow multiple greenhouse kits to be joined end-to-end.

Designed for Everyday Use
Ideal for backyard gardens, raised beds, and compact growing spaces, this cold frame is perfect for starting seedlings early or protecting cool-season crops like lettuce, spinach, kale, green onions, and radishes. Simply assemble the frame, secure it with the included stakes, and use the zippered openings to easily care for your plants throughout the season.
Please note: This product is a cold frame greenhouse kit only. The raised garden bed shown in some manufacturer images is NOT INCLUDED, and this is NOT a walk-in greenhouse.
Size & Dimensions
- Coverage Area: 4 ft. × 4 ft.
- Dimensions: 48 in. L × 48 in. W × 36 in. H
- Approximate Growing Coverage: 16 sq. ft.
What's Included
- 4 × Vertical legs
- 6 × Horizontal tubes
- 6 × Bent tubes
- 6 × Three-hole T-connectors
- 1 × Center roof connector
- 2 × End connectors
- 2 × Four-hole T-connectors for greenhouse expansion
- 1 × Heavy-duty PVC greenhouse cover
- 4 × Ground stakes

Technical Specifications
- Frame Material: Powder-coated steel
- Cover Material: Heavy-duty PVC
- Color: Green frame with clear/translucent cover
- Power Required: None
- Expandable: Yes, compatible units connect end-to-end
Grow More With Confidence
Create a protected environment that helps your plants thrive throughout more of the year. With durable materials, convenient zippered access, and an expandable design that adapts as your garden grows, this cold frame greenhouse is a practical solution for gardeners looking to make every growing season count.