It is a kind of impulse buying, which can be fine if gardeners know what they are doing.
As for soil types, gardeners who work with their land should know this by now.
If these signs are appearing, gardeners know that they must get ready.
These are late summer flowers, as every gardener knows - or anybody who has taken a country walk!
The best way to know plants, as any gardener knows, is to try to draw one.
Most gardeners do not even know they have the problem until it is almost too late.
Good gardeners will know when it is at last time to begin.
But as any gardener knows, winter is on its way.
The point is that gardeners, new or experienced, should know what they are getting into in the first place.
Some gardeners may know it by its other common name, old man's beard.