Sunflowers typically take about 70 to 100 days to reach maturity, depending on the variety and environmental conditions. In cold temperatures, growth may be slower due to reduced sunlight and lower temperatures, which can delay germination and overall development. It's essential to ensure that sunflowers are planted after the last frost and in soil temperatures above 50°F (10°C) for optimal growth. If exposed to prolonged cold, their growth may be stunted or they may fail to thrive.
sunflower seeds the writ temperature to grow it in is 19 to 25 Celsius because it isn't to hot or too cold.
it takes about 80 to 120 days (all summer) for a sunflower to grow.
It takes a lot longer than a week for a sunflower plant to reach maturity.
how cold?
It typically takes about 80 to 120 days for a sunflower to grow from planting to maturity. However, this timing can vary depending on factors such as the specific variety of sunflower, growing conditions, and care given to the plant.
A sunflower can grow about 4.5 in. in two weeks.
1. is a sunflower hard to grow
cold temperature
Tulips need to go in the ground in the fall and need to be in for at least 12 weeks in really cold temps to start to grow. If you are planting them in a pot in soil and put them in the fridge for at least 12 weeks then take them out.
they usually grow any were you want them to grow
They grow
sunflower