One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

A way of estimating when it's the best time to plant dill is to examine the USDA zone info for Colleyville.

Planting Calendar for Dill

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

You can plant dill just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

The earliest that you can plant dill in Colleyville 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 dill and expect a good harvest is probably August. If you wait any later than that and your dill may not have a chance to grow to maturity. If you are starting your dill indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Colleyville. You can expect an average low temperature of 10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Colleyville is not always accurate and the actual date of last frost is different every year. Since half of the time in Colleyville there is a last frost after March 15 be ready to cover your dill in the event of a late frost.

USDA Zone Info for Colleyville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Colleyville

You may be interested in your other planting guides for Colleyville.