The general answer is around 90 degrees F, with some exceptions to the rule. This means that when temps rise above 90 and remain there for a lengthy spell.

6 июл. 2022 г. · I explained that even if the air, dirt, and plants themselves are all 100 degrees, they can only get cooler by dumping cold water on them, and ... How hot is too hot for my porch plants? - houseplants - Reddit Greenhouse too hot - Reddit Will my porch be too hot for my plants? : r/houseplants - Reddit Can someone tell me why the Temperature and(overall) health ... Другие результаты с сайта www.reddit.com

11 июл. 2023 г. · Most plants can withstand 86-100°F (30-37°C) and, in fact, the Goldilocks zone to perform photosynthesis. However, the intense and prolonged ...

Once temperatures exceed 86°F, the growth rate of most plants begins to slow. This happens because the rate of photosynthesis (the process in which plants use ...

16 мая 2024 г. · According to the RHS if your greenhouse reaches a temperature over 27 degrees Celsius / 81 degrees Fahrenheit then plants can be damaged.

The thermal death threshold is reached at 115°F, but varies with the duration of the hot temperatures, the absolute highest temperature reached, tissue age, ...

22 июн. 2023 г. · What Temperature Is Too Hot for Plants? For the majority of plants, any temperatures above 85 ºF (29 ºC) start becoming uncomfortable. 90 ºF (32 ...

26 июн. 2023 г. · The ideal temperature for most plants is 72-76°F during the day and the night temperature can drop 5-10°F.

14 авг. 2022 г. · Anything over 85 degrees is too much. For me, it's my comfort-level cut-off point, but for the plants it bodes a struggle-to-survive issue.