When to Plant Blue Lace Flowers in Morrisville, PA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant blue lace flowers in Morrisville should be figured out by reviewing the USDA zone info.


Planting Calendar for Blue Lace Flowers

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

Blue Lace Flowers do ok in some cold which means that you can plant them a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant blue lace flowers
Possibly ok, but a risky time to plant blue lace flowers
Probably not a good time to plant blue lace flowers

The earliest that you can plant blue lace flowers in Morrisville 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 blue lace flowers and expect a good harvest is probably August. Any later than that and your blue lace flowers may not have a chance to grow to maturity. If you are starting your blue lace flowers indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Morrisville. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Morrisville may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Morrisville it frosts late in the year after April 15 be ready to protect your blue lace flowers in the event of one of those late frosts.

USDA Zone Info for Morrisville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Morrisville

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