When to Plant Larkspur in Conroe, TX

One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant larkspur in Conroe should be estimated by reviewing the USDA zone info.


Planting Calendar for Larkspur

Frost tolerance for larkspur: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

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

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant larkspur
Possibly ok, but a risky time to plant larkspur
Probably not a good time to plant larkspur

The earliest that you can plant larkspur in Conroe is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant larkspur and expect a good harvest is probably September. If you wait any later than that and your larkspur may not have a chance to fully mature. Starting your larkspur indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Conroe the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Conroe and it is different every year. Since half of the time in Conroe last frost occurs after March 15 be ready to cover your larkspur in the event of one of those late frosts.

USDA Zone Info for Conroe

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°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 20°F.

Plants to Grow in Conroe

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