Wood frame greenhouse in the snow - 1
  • Can You Grow in a Greenhouse in Winter?
  • How to Prepare a Greenhouse for Winter
  • How to Prepare Greenhouse Energy Systems for Winter
  • Preparing Water Systems and Backup Power
  • Frequently Asked Questions

Amy Grant has been gardening for 30 years and writing for 15. A professional chef and caterer, Amy’s area of expertise is culinary gardening.

close up of bougainvillea blooms - 2
  • Can a Bougainvillea Stay Outside in Winter?
  • Is Winterizing Necessary?
  • Bougainvillea Winter Care
  • What to Do in Spring
  • FAQ

Teo Spengler is a master gardener and a docent at the San Francisco Botanical Garden, where she hosts public tours. She has studied horticulture and written about nature, trees, plants, and gardening for more than two decades, following a career as an attorney and legal writer. Her extended family includes some 30 houseplants and hundreds of outdoor plants, including 250 trees, which are her main passion. Spengler currently splits her life between San Francisco and the French Basque Country, though she was raised in Alaska, giving her experience of gardening in a range of climates.