For many years biologists have debated whether mast seeding (the synchronous intermittent production of large seed crops in perennial plants) results from weather conditions or is an evolved plant reproductive strategy. In this review, we analyze the evidence for the underlying causes of masting. In...
But long-lived crops will offer opportunities for longer-lived weeds to invade, particularly woody plants, and those are much harder for agricultural machinery to cope with. It only takes a small opening in a field of perennial crops: a wet hollow, or some blow-down from a strong wind, an...
Salvia divinorum shrubs are perennial flowering plants. One of its defining characteristics is its stem, which is square-ish in shape and hollow. It grows up to 1.5 meters high (4.5 feet). Its leaves are jagged and feature a fuzzy or hairy texture. Flowers feature white edges with purple ...
Because of its showy flowers it is also known as the Showy Evening Primrose. ... This innocent, pretty, self-seeding flowercan choke out other garden specimensand within one season form large colonies that will take over a garden, becoming a perennial pest. ...
What remains is mostly open space, save the few items that have earned a perennial place on my altar–the pillow I made at an art therapy session at work with a whole heart on one side and a broken heart on the other (you’ll be happy to note it is currently set in the “whole...
We don’t have much time to fix our problems. In the timeframe we are looking at, the only othersolution would seem to be a religious one. I don’t know exactly what it would be; I am not a believer inThe Rapture. There is great order underlying our current system. If the universe...
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