This guide breaks down hydrangea planting zones, explains which types grow best in each zone, offers tips for planting and care, and includes a handy list of states by zone.

Mar 21, 2024 · Many bigleaf hydrangeas (hydrangea macrophylla) are technically hardy to zone 6, but depending on winter weather and planting location they may not bloom. Bigleaf hydrangeas planted …

Jun 17, 2024 · In particularly hot climates, look for the uppermost growing zones, generally zone 9, for the best selections. Hydrangeas may grow in zone 10, with special care given to light, water, and …

Jun 26, 2025 · The Hardiness Zone Map system divides the United States and Canada into numbered zones based on lowest average winter temperature. Hydrangea macrophylla can thrive in Toronto, …

Jan 19, 2024 · These are hardy hydrangeas that grow throughout most of the country from Hardiness Zones 3-9, depending on the variety. They have the best heat and cold tolerance of all hydrangeas …

Apr 2, 2025 · "Hydrangeas are known for needing shade, but they can get too much shade," McConnell says. "Sun is needed to get an abundance of blooms. The best combination is direct morning sun, …

Sep 10, 2024 · Trialed extensively for garden performance from Michigan to Florida, these hardy, reliable hydrangeas are spectacular across their entire hardiness range from zones 4 to 9. The color …

Hydrangea macrophylla are cold hardy to Zone 6 and need to be protected when grown in Zone 5. Some cultivars are more cold hardy than others, ofering hardiness to Zone 4.

Identifying your hardiness zone and matching it to your chosen hydrangea is crucial for ensuring it thrives in your local climate, providing year-round beauty and reducing maintenance efforts.

Aug 17, 2025 · This hydrangea typically thrives in USDA hardiness zones 5 through 9, making it suitable for a wide range of climates. Mature shrubs usually grow between 3 and 6 feet tall, with an equally …