One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Fort Lupton you can estimate when it's a good idea to plant chervil by reviewing the USDA zone info.

Planting Calendar for Chervil

Frost tolerance for chervil:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chervil do well in a tiny bit of cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chervil in Fort Lupton is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant chervil and expect a good harvest is probably August. Any later than that and your chervil may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your chervil indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Fort Lupton. It might get as low as -15°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Fort Lupton and it will vary from year to year. Half of the time in Fort Lupton it frosts late in the year after April 15 so always be ready to protect your chervil in the event of a late frost.

USDA Zone Info for Fort Lupton

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Fort Lupton

You may be interested in your other planting guides for Fort Lupton.