It depends on weather, but it takes several years for an oak tree to decompose after it is cut. If the weather is moist it won't take as many years as it will if the weather is dry.
About 10 years i think but i could be wrong... An oak tree, depending on variety,can take 2 to 300 years to reach maturity.
Sunflowers typically take about 80 to 120 days to mature from the time they are planted.
Armadillos are sexually mature at one year of age.
Rabbits typically take about 6 months to mature and reach adulthood.
about 4 month from vegetation
About 82.02 - 114.83 feet (25 - 35 meters) tends to be the mature height of the Royal Oak (Quercus robur).Specifically, the tree is a long-lived, stately tree. Its highest known mature height is recorded at 164.04 feet (50 meters). But that is a rarity.
about 200 years
In general, red oak trees tend to drop their acorns earlier in the fall compared to white oak trees. Red oak acorns mature in one growing season and are shed in the fall. White oak acorns take two growing seasons to mature and are typically not shed until the following spring.
It normally takes boys longer to mature then girls. Boy
Sunflower seeds will take about 30 to 45 days to mature after being cut.
60 days
1 year