Any company can reproduce and sell a standard, or open-pollinated, variety.

Many open-pollinated species are also gaining popularity in the home garden.

An open-pollinated version has also been bred, although it is not widely available.

More than 90 percent of standard open-pollinated watermelons available in 1903 are now extinct.

Participants and displays at that first meeting included small local seed companies selling open-pollinated seeds.

Open-pollinated hybrids are produced by crossing unlike parents to get a desired variety.

Consequently, seeds from open-pollinated, nonhybrid varieties are better candidates for saving.

A brief final note on seed saving: It is important to save only open-pollinated sorts of vegetables and flowers.

Regardless of a person's specific interpretation, most authorities agree that heirlooms, by definition, must be open-pollinated.

The tomato is an open-pollinated variety, which means that home gardeners can save their own seeds and plant them in subsequent seasons.

It is an open-pollinated plant, that is, pollinated naturally, in this case by bees.

While Roma is an open-pollinated variety, in general it is not considered an heirloom tomato.

Open-pollinated seedlings of these early introductions would later produce superior cultivars still grown today.

The new Seeds of Change catalogue has just arrived, listing even more open-pollinated ancient varieties than it did last year.

The plant is open-pollinated, indeterminate, bearing 8 ounce flattened globe fruits that are black with green/brown shoulders.

He developed hybrid corn seed in 1930 that allowed greater crop yields than open-pollinated corn.

Only seed from those flowers and vegetables known to be grown from naturally open-pollinated cultivars is worth saving.

Schnell's breeding activities were mainly directed to the two open-pollinated cereals rye and maize.

A wide range of flower colours, sizes, and plant architectures are available in both the hybrid and open-pollinated species.

Many American seed companies now offer open-pollinated seeds, but only a few small companies actually collect and produce their own organic seed.

The tree is about the same size as an open-pollinated walnut, it comes into leaf very late and so usually avoids damage by late frosts.

Swenson collected open-pollinated seeds from this vine, and one seedling eventually became Kay Gray.

Experiments by Sprague have shown that ten to twenty plants are required for adequate representation of genetic diversity in an open-pollinated maize variety.

To him, the old standards - the open-pollinated varieties that represent years of testing by no-nonsense gardeners - "are the cream of the crop."

Native Vaccinium species and open-pollinated types have been grown for over a hundred years around the Black Sea region of Turkey.