Garden frost guides
What Is a Frost Date? Averages, Probabilities, and the Date to Actually Use
What last and first frost dates mean, why the average date still carries a 50% chance of frost, and how to use the 10% and 90% dates to plan your garden.
Light Frost vs Hard Freeze: What 36°F, 32°F, and 28°F Mean for Plants
The difference between a light frost, a freeze, and a hard freeze, which plants each one damages, and how to read the three frost dates on your ZIP code page.
How to Protect Plants from Frost
Practical ways to protect garden plants on frosty nights: covers, timing, watering, containers, and what to harvest before a hard freeze.
When to Plant Tomatoes: Using Your Frost Dates
When to start tomato seeds indoors and when to transplant outside, based on your average last frost date, plus how to check the planting window for your ZIP code.