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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:
❌ Zone 8b ❌ Zone 9a ❌ Zone 9b ❌ Zone 10a ❌ Zone 10b ❌ Zone 11a ❌ Zone 11b ❌ Zone 12a ❌ Zone 12b ❌ Zone 13a ❌ Zone 13b ❌ Canadian Zone 0 ❌ Canadian Zone 9

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.