For young, ground-planted avocado trees and most potted avocado trees, cover the plants leaves completely with a blanket or heavy plastic during cold weather, at least until warmer weather prevails.
The vast worldwide monoculture of genetically identical plants leaves the Cavendish intensely vulnerable to disease outbreaks.
The fungus Pseudocercospora fijiensis attacks the plants' leaves, causing cell death that affects photosynthesis and leads to a reduction in fruit production and quality.
Even the wild asparagus, which usually hides from the sun in a profusion of other plants' leaves and stalks, was so plentiful that you couldn't miss it.
During an earlier visit, we noticed silvery spots on the plants' leaves; they've faded away, replaced by a chalky mildew brought on by abundant wet weather.
Both are "short-lived climate pollutants" that exist locally in the atmosphere for weeks to months, with ozone damaging plants' leaves and black carbon reducing the amount of sunlight they receive.
I promise Katie I will wipe the dust off the plants' leaves every couple of weeks, mist them regularly with a sprayer – and try not to kill them with kindness.
For governments in need of new energy sources, the post-Fukushima public backlash against nuclear power, evident in Germany's decision to shut its older reactors temporarily and in China's slowdown in approvals for new plants, leaves an unpalatable choice.
Although the term cannabis refers specifically to the plant genus, it is also used interchangeably with marijuana, which describes the crude drug isolated from the plants' leaves and flowers.
The ability to consume a wide range of fuels would be important if the vehicle found itself in areas like deserts, where vegetation may not be available and alternative fuel would be needed.Image-recognition software linked to a laser and camera would allow EATR to recognise plants, leaves and wood.
Bacterial suspensions were infiltrated into plants leaves using vacuum.
