
- Why It Matters
- Understanding Greenhouse Heat Loss
- Greenhouse Insulation Materials
- Key Areas to Insulate
- More Heat Retention Strategies
Tyler’s passion began with indoor gardening and deepened as he studied plant-fungi interactions in controlled settings. With a microbiology background focused on fungi, he’s spent over a decade solving tough and intricate gardening problems. After spinal injuries and brain surgery, Tyler’s approach to gardening changed. It became less about the hobby and more about recovery and adapting to physical limits. His growing success shows that disability doesn’t have to stop you from your goals.

- 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.

- Hydrangea Cold Tolerance
- What Is Winter Kill?
- How to Prepare Hydrangeas for Winter
- Hydrangea Winter Care
- Winterizing Potted Hydrangeas
- Can I Prune Hydrangeas in Winter?
- Shop Winterizing Essentials
Mary Ellen Ellis has been gardening for over 20 years. With degrees in Chemistry and Biology, Mary Ellen’s specialties are flowers, native plants, and herbs.
- Teo Spengler Writer
- Molly Lavins Writer