When to Plant Salpiglossis in Englewood, CO

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.

The best time to plant salpiglossis in Englewood can be estimated by referring to the USDA zone info.


Planting Calendar for Salpiglossis

Frost tolerance for salpiglossis: Not tolerant of frost.
When to plant: After the last frost.

Since salpiglossis are not cold tolerant you need to wait until after the last frost before you can plant them.

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

The earliest that you can plant salpiglossis in Englewood 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 salpiglossis and expect a good harvest is probably August. Any later than that and your salpiglossis may not have a chance to fully mature. You can get started a few weeks earlier by starting your salpiglossis indoors.

Last Frost Date

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

Since the USDA zone info for Englewood may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Englewood you get a frost after April 15 so just be sure to be ready to protect your salpiglossis if you have a late frost.

USDA Zone Info for Englewood

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 Englewood

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