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Sprout Authority
Snapdragon growing in a garden

How to grow snapdragon

Antirrhinum majus

Get your exact dates

The windows below are relative to your frost dates. Enter your ZIP for the calendar dates.

Open the planting calendar

Growing conditions

Sun
Full sun

Common problems

  • needs staking when tall
  • rust
  • spent spikes reduce rebloom

Sources

Last updated 2026-06-13.