Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when it's the best time to plant monkey flower is to consult the USDA zone info for Glen Ridge.

Planting Calendar for Monkey Flower

Frost tolerance for monkey flower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since monkey flower require warm weather it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant monkey flower in Glen Ridge 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 monkey flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your monkey flower may not have a chance to grow to maturity. You can get started a little bit earlier by starting your monkey flower indoors.

Last Frost Date

On average the last frost is on April 15 in Glen Ridge. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Glen Ridge is an average and the actual date of last frost changes from year to year. Half of the time in Glen Ridge there is a last frost after April 15 so just be sure to be ready to cover your monkey flower if you have a late frost.

USDA Zone Info for Glen Ridge

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 Glen Ridge

You may be interested in your other planting guides for Glen Ridge.