Skip to content
Rhubarb plant growing in a garden

Photo: Wikimedia Commons

Growing Rhubarb

Rhubarb is extremely cold-hardy and productive — plant once and harvest stalks every spring for decades.

Quick Answer: Rhubarb grows in Zones 2a–8a. It's one of the easiest crops to grow.
🌡️ Zones 2a–8a ☀️ Full Sun 💧 Moderate Water 🌱 Beginner Friendly 🪴 Container OK (10+ gal) ❄️ Frost Tolerant ♾️ Perennial ⚠️ Toxic to Pets

Can You Grow Rhubarb in Your Area?

Growing Tips

Plant crowns in spring. Never harvest the first year. Never eat the leaves — they are toxic. Mulch crowns in autumn. Divide every 5-7 years. Rhubarb actually improves after cold winters.

Where Does Rhubarb Grow?

Rhubarb is suited to Zones 2a–8a. Here are some areas where it thrives:

✅ Zone 2a ✅ Zone 2b ✅ Zone 3a ✅ Zone 3b ✅ Zone 4a ✅ Zone 4b ✅ Zone 5a ✅ Zone 5b ✅ Zone 6a ✅ Zone 6b ✅ Zone 7a ✅ Zone 7b
Won't grow outdoors in: very cold zones (below Zone 2a) or very warm zones (above Zone 8a). Rhubarb needs cold winters to break dormancy and struggles in warm climates.

Frequently Asked Questions

Rhubarb grows in USDA Zones 2a–8a.
Yes — Rhubarb is beginner-friendly.
Yes — use a 10+ gallon pot.
Rhubarb is TOXIC for dogs and TOXIC for cats.