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What Temperature Is Too Hot For Petunias. They can tolerate temperatures a little higher and a. Web the ideal temperature for petunias is 60 to 75° f during the day and no lower than 55° f during the night.
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Web petunias thrive when nighttime temperatures are in the 55 to 65°f range, and daytime temps are between 61 and 80°f. Not only are petunias heat tolerant, but their vibrant blooms add just the right amount of color to your. Web the optimal temperature for petunias is between 70 and 75 degrees fahrenheit (21 and 24 degrees celsius). Temperatures should remain between 60 and 65 degrees. They can tolerate temperatures a little higher and a. Web petunias prefer nighttime temperatures between 57 and 65 degrees f. Web the temperature at which they die is typically around 20 degrees fahrenheit, but the temperature at which they thrive is above 80 degrees fahrenheit. Web petunias are generally annuals in most places, but you can keep them as perennials if you live in the warmer regions of zones 9 through 11. Seed should be sown in late winter at a temperature of 21°c. Web the ideal temperature for petunias is 60 to 75° f during the day and no lower than 55° f during the night.
Web petunias thrive in temperatures from 40 to 90 degrees, making them hardy and colorful additions to a landscape or hardscape during the warm months of spring. Web the lowest temperature for seedlings is 65 degrees fahrenheit. At this temperature range, petunias will be. Web the temperature at which they die is typically around 20 degrees fahrenheit, but the temperature at which they thrive is above 80 degrees fahrenheit. A heat mat and fluorescent grow light will mimic spring conditions and facilitate optimal growth. Web petunias thrive in temperatures from 40 to 90 degrees, making them hardy and colorful additions to a landscape or hardscape during the warm months of spring. Seed should be sown in late winter at a temperature of 21°c. Web petunias can be grown from seed although they’re not the easiest of plants to propagate. Temperatures should remain between 60 and 65 degrees. Web the optimal temperature for petunias is between 70 and 75 degrees fahrenheit (21 and 24 degrees celsius). Not only are petunias heat tolerant, but their vibrant blooms add just the right amount of color to your.