Winter Greenhouse
explores how to grow fresh food and maintain a productive greenhouse even in the coldest months. Learn practical strategies for winter greenhouse gardening, including managing cold temperatures, maximizing sunlight, protecting plants from frost, and choosing the best crops for winter growing. These articles share techniques for using a Growing Dome greenhouse to extend the growing season, harvest fresh vegetables year-round, and create a resilient winter garden—no matter how cold it gets outside.
The 7 Best Winter Crops to Grow in a Greenhouse (or Your Backyard Garden)
November 25, 2025
Grow fresh food all winter with these seven hardy crops. From beets to lettuce, this list has everything you need. Except kale. We left it out. You’re welcome.
Growing Tropical Paradise in Idaho: Bill George’s Innovative Dome Greenhouse
January 27, 2025
In Nampa, Idaho, an unexpected tropical oasis thrives in a 26-foot Growing Dome during the depths of December. A passionate horticulturist grows exotic fruits
How to Keep a Greenhouse Warm
January 7, 2023
An arctic blast swept through the northern half of our continent just before Christmas. On our Facebook groups we saw reports of temperatures as low as -21F in the US, and even colder in Canada. Despite these frigid temperatures, Dome Owners were still able to keep their plants alive and thriving by adding a bit of supplemental heat. Even if the temperature drops below freezing in the Dome, hardy plants will survive and perk back up as the sun hits them the following day.
How to Improve Garden Soil Over the Winter
January 19, 2021
Nurture Your Soil to Keep Your Dome Greenhouse Garden Thriving All Year It is easy to forget that our garden’s soil is alive with organic matter even when there are not any plants growing in it. Soil provides moisture and nutrients to your plants. But to do so correctly, the soil requires a healthy level…
How To Prepare Your Greenhouse For Winter
December 16, 2020
When the nights start to get cold, and all those fans and vents are working against your best greenhouse gardening efforts, it's time to adjust your dome for the changing weather. Of course, It's never a seamless shift from summer to winter, and temps can fluctuate quite a bit. We want to share some tips that will help you winterize your greenhouse. Helping you adapt to your specific environment and enjoy a flourishing winter garden.
Fall Plants for Winter Gardening
September 29, 2020
Fall brings more than changing leaves and crisp air. It also brings changes in your Dome, switching out summer fruits for winter leaves and roots. Summer fruits require heat, light, and longer days to produce optimally.
Preparing your Greenhouse for Winter
October 17, 2019
Use our super-secret checklist to ensure a thriving winter garden in your Growing Dome Greenhouse A warm getaway spot is a necessity for gardeners in states where winters consist of low temperatures or heavy snowfall. Your Growing Dome is just that. The perfect winter garden getaway. 1. Do you need Supplemental Heat in your winter…
Sowing Winter Crops in the Growing Dome
August 28, 2017
Sow your seeds in early fall to prepare for your Winter Garden: If you grow in a Growing Dome, or greenhouse, or even want to try to extend your season in an outdoor garden, the time has come to sow seeds for fall and winter gardening. If you sow in late August to early September,…
Winter Crops in a Growing Dome Greenhouse
November 20, 2016
These are some of the most popular crops that can thrive all winter in a Growing Dome Leafy greens Many different kinds of Lettuce, Spinach, Swiss chard, Tatsoi, Mizuna, Bok choi, Endive, Arugula, Radicchio Root vegetables Radish, Carrot , Turnips, Swede, Rutabaga, Daikon, Parsnip Members of the cabbage family Cabbage, Kale, Collards, Brussel Sprouts, Broccoli, Cauliflower, Kohlrabi Members of the onion family Onions, Garlic, Leeks Herbs Parsley, Sage, Thyme, Rosemary, Marjoram, Fennel,…
Winter Gardening: Growing Spaces
January 8, 2016
Claudia Stover, a Growing Dome® owner of 10 years, had a visit this past weekend from Growing Spaces® owners, Puja and Udgar Parsons. I’m pretty sure I counted almost 20 varieties of plant foods that she has growing, and thriving, in her Growing Dome right now, in early January. You probably caught that the outside…
Winter Vegetable Harvest
December 17, 2014
It’s winter vegetable harvest time, and we hope to make it a holiday tradition. The long awaited snow and winter cold has finally arrived in Southwest Colorado, but our lush garden in the 15′ Growing Dome continues to produce yummy, nutrient-rich greens. The longer season crops we planted in October are also coming along nicely,…
To Heat or Not to Heat Your Greenhouse
December 11, 2013
To heat greenhouse in winter or not? The Growing Dome is a marvel of technology in its efficiency. With 25+ years of research we can tell you that it can be up to three times more efficient than a traditional greenhouse. Not only does the geodesic shape contribute to this efficiency, but the solar powered…
Surprise Spring Snow – May 2013 Dome of the Month
May 21, 2013
Congratulations to Cate Graber on winning the Dome of the Month contest for May 2013. This fun pair of photos of her 26′ Growing Dome greenhouse in Trinidad, Colorado shows how quickly the weather can change in the Rocky Mountains. Her peach tree had just decided to start blooming above 6,400 feet. Then Mother Nature…
Floating Row Covers in the Greenhouse
January 24, 2013
It’s been an especially cold winter for many parts of the country. We here in Colorado had the brunt of it during December and now the Midwest and Northeast are experiencing exceptionally cold temperatures. We’ve received a flood of questions about when and how to heat the Growing Dome. It largely depends on the amount…
Winter Wonderland – January 2013 Dome of the Month Winner
January 9, 2013
Congratulations to Katja Wichland and Josh Rapaport on winning the January 2013 Dome of the Month with this lovely winter photo of their 26′ Growing Dome Greenhouse in Colorado. Protected by their adopted Chow Chow named Bella, they are at 9,000 feet elevation near Telluride and are coming up on their two-year anniversary of owning…
Oregon Tropical Flowers in Winter
December 7, 2012
This Growing Dome Greenhouse in Oregon is flourishing in winter
Success Gardening Indoors in Winter on the Oregon Coast
December 6, 2012
This Growing Dome Greenhouse is flourishing on the Central Oregon Coast
Keeping the Greenhouse Warm in the Far North
April 21, 2011
Growing Dome Greenhouses in Alaska and Canada stay 30 deg. F warmer in the winter than outside
How Winter Growing is Possible
March 10, 2011
The difference between the inside and outside of the dome on a cold winter night depends on how many sunny days you are having. With the domes 7 unique features for heating and cooling, we are able to grow year-round, even in the Rocky Mountains, because we can keep the temperature at a decent level…