Dunster House Growzilla Wooden Greenhouse - 1.2m x 1.8m

It is not recommended. Installing on grass can cause the wood to rot prematurely and makes it difficult to keep the frame level. Use a paved or concrete base.

Yes, the 4mm toughened glass is designed to crumble into small, blunt fragments rather than sharp shards if impacted, making it a safer option than standard glass.

We recommend applying a high-quality timber treatment every 12 months to maintain the pressure-treated finish and protect against weathering.

The provided shelving pack is designed for stability; while modular in layout, it is meant to be fixed into the frame to support the weight of pots and soil.

While the spruce framing is strong, we recommend distributing weight evenly and avoiding stacking excessively heavy stone planters on the top tiers.

Check if the base has shifted or settled unevenly. Use a spirit level to verify the frame is square and shim the corners if necessary.

Verify the temperature-sensitive cylinder is securely attached and has not been blocked by debris. If it remains stuck, the cylinder may need replacement due to pressure loss.

Ensure the roof vents are opening correctly and consider adding additional floor-level ventilation if the structure remains consistently humid.