Onion germination is fastest as 68-77°F (20-25°C) , with slight temperature drops at night. Before I started using the top of my plant light, I found that the top of the refrigerator was a sufficiently warm place to germinate onions.
9 мар. 2012 г.
22 окт. 2024 г. · Onion seed exposed to temperatures between 10 and 30°C under field conditions could produce a high germination percentage, which should lead to development of ... |
Onion seeds germinate at temperatures above 40°F; the optimum soil temperature is 75°F. |
26 июл. 2021 г. · Warm soil temperatures, on the other hand, can trigger onion seed germination in as little as four days. |
“Germination should take approximately 2 weeks at a temperature of 12deg C. Keep the seeds moist but never over water at this stage. We have found that a higher ... |
9 дек. 2023 г. · Onions are a cool-season crop and the germination of Onions is slow at 6 to 7°C, the optimum germination temperature range is 20 to 25°C, and the maximum ... |
Germination of onion seed dropped with decreasing water potential. · Germination cardinal temperatures (Tb, To1, To2, Tc) were − 2.5, 19.3, 29.8 and 39.3 °C for ... |
Seed germination performance test of Taherpuri onion (a local variety of onion) under six different temperatures (15, 20, 25, 30, 35 and 40°C) was the main ... |
23 июл. 2024 г. · Growing temperatures should be 55 to 65°F. Insufficient light and temperatures above 65°F promotes spindly growth. Also, thin the onion ... |
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