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With the exception of Jerusalem artichokes, all domesticated sunflower varieties are annuals. There are a few wild species that are perennial.
If you're speaking of plants that come back year after year without having to replant new ones, you're speaking of perennial. Flowers that must be planted each year and die when the season is over are annuals. However, they may be perennial in their native habitat, but annuals where the weather is too cold for them.
The Sisyrinchium, genus of about 90 annuals of the Iris family
The advantages of annuals is that they can be planted annually and it is self sowing. The disadvantage of annuals is that they die in the fall.
Ex: I had to replant my tomatoes after the dog dug them up.
These are it's seeds that produce new small plantlets.
Could be bi-annuals, as opposed to annuals.
There are dozens of marigolds, and some are annuals while some are perennials.
There are many varieties of daisies. Some are annuals and others are perennials.
Native americans lit fire in the wood to protect themselves from wild animals or make themselves warm.
Certainly. Quokkas are wild animals, and all wild animals take care of themselves.
Annuals aren't shrubs; shrubs are considered perennial in habit