About seven inches apart so their roots can grow out.
Seeds that should be planted in spring
Bushels come from harvesting planted seeds.
the framer planted new seeds
Yes, if they are planted next spring they should grow into cucumbers.
Some plants can be planted close together and others must be farther apart. When you plant seeds, the package will tell you how far apart the plants should be. When you plant live plants, there should be a tag that tells you how far apart the plants should be.
Seeds need sunshine, and water. If they are too close together, the plants compete for the sunlight and water. Better that one survive than both fail.
it can be planted from the offspring sprouted from seeds
All vegetables can be planted by seed.
In Your Mouth
Birds can drop the seeds. Animales help to carry seeds. The wind. Flowers drop seeds in late summer/early fall.
Trees are a Renewable resource. They can be planted, and grown, and their seeds can be planted and grown. It might take decades for a tree to reach maturity, but, trees are a renewal resource. They should be around for the future, growing, making seeds to be planted, and grown well into the foreseeable future.
In Your Mouth