One of the best tools that you have as gardeners to help us figure out 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.

In Maywood you can determine when to plant penstemon by reviewing the USDA zone info.

Planting Calendar for Penstemon

Frost tolerance for penstemon:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Penstemon tend to make it in mild cold which means that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant penstemon in Maywood 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 penstemon and expect a good harvest is probably September. If you wait any later than that and your penstemon may not have a chance to really do well. You can get started a little bit earlier by starting your penstemon indoors.

Last Frost Date

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

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Maywood and it changes from year to year. Since half of the time in Maywood last frost occurs after April 15 be ready to cover your penstemon in the event of a surprise late frost.

USDA Zone Info for Maywood

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 Low	0°F
Highest Expected Low	5°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 Maywood

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