When to Plant Nolana in Longmont, CO

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.

By reviewing the USDA zone info for Longmont it's possible to determine when you can plant nolana.


Planting Calendar for Nolana

Frost tolerance for nolana: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

Nolana are not cold tolerant which means that you have to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant nolana in Longmont is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nolana and expect a good harvest is probably August. You probably don't want to wait any later than that or else your nolana may not have a chance to fully mature. You can get started a little bit earlier by starting your nolana indoors.

Last Frost Date

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

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Longmont and it is different every year. Half of the time in Longmont you get a frost after April 15 so make sure that you are ready to protect your nolana if you have a late frost.

USDA Zone Info for Longmont

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 Longmont

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