The common garden sunflower (Helianthus annuus) does not have a tap root, and must be replanted every year. Many wild species and some domesticated ones, such as the Jerusalem artichoke, do produce a tap root.
Rhubarb and asparagus come back year after year, growing larger and larger and do not need to be replanted every year like other vegetables,
Plants which grow from seed each year are called annuals.
no they dont
In many temperate areas, asparagus re-sprouts each year.
Pansies are an annual plant. You need to buy new ones every year.
There are a couple of vegetables that are perennials and will come back every year, but for the most part vegetables are annuals that need to be replanted every year.
In most cases Sunflowers are annuals, so they grow from seed every year.
Over 2.3 billion trees were planted in America last year. I'm not sure, but I think most of them were replanted by forest/logging companies.
Chrysanthemums can be replanted.
Annuals are plants that need to be replanted every year. Perennials are plants that come up year after year on their own. Some are small, and some are not.
Sunflowers for seed production is a $14 billion dollar a year business.
Sweet Corn is an annual and must be replanted every year
It's a perennial because it grows back every year. Grass is not replanted yearly, and therefore, it is a perennial.
Sunflowers can be grown in every state. Alaska and Hawaii are the only states that do not have a native species of sunflower.
Domestic sunflowers are annuals. The plant will die off completely at the end of each year. If the seeds are left on the head to fall off and scatter, it is possible that new sunflowers will grow there the following year. Some species of wild sunflowers, as well as Jerusalem artichokes, have a tap root that will allow the plant to grow back the following year.
yes. every summer around april, you'll see a number of sunflowers at the entrance of UP Diliman
Every 2 or 3 days
Yes, you can buy Sunflowers for a June wedding. In States where the weather is fairly warm this is the time of year that Sunflowers grow and if you don't live in a warmer climate any florist can have the Sunflowers shipped in.
He painted 7 of them in 1888, after having painted four in 1887.
Unless growing a known perennial variety, no. Most sunflowers that people typically grow are annuals and die off at the end of the year.
Sunflowers are annuals, they grow from seeds into full grown plants that flower and produce seeds of their own all in one year.
For permanent crops: about 0.2%, arable land(replanted every harvest): 23.23% over 70 %
The "Sunflowers" were painted in Arles, France