Temperature

growing degree days for grass

growing degree days for grass

Growing degree days are calculated by averaging the daily maximum and minimum temperatures and comparing it to a base temperature. This formula subtracts the base temperature from the average daily temperature and calculates the number of heat units for that day or GDDs.

Sēklas old seeds found
old seeds found
Seven date palm trees have been grown from 2000-year-old seeds that were found in the Judean desert near Jerusalem. The seeds – the oldest ever germin...
Sēklas heirloom seeds catalog
heirloom seeds catalog
How do I get heirloom seeds for free?How can I get free seed catalogs?Where can I buy heirloom seeds?Where can I buy the whole seed catalog?Are heirlo...
Sēklas seed savers exchange
seed savers exchange
Is Seed Savers Exchange owned by Monsanto?How do you save seeds to replant?Where is the best place to buy heirloom seeds?How do I get heirloom seeds f...