Seed Germination with and without Light
Tips for successful seed germination.

seed germination with and without light

Some seeds require light to break dormancy for germination.
This type of germination is known as "photodormancy".
Germination without light is "skotodormancy".

Seed Germination with Light:

Most seeds have no specific light requirements for germination. However, some kind of seeds need light to break dormancy and germinate, those seeds do best left uncovered.
Mist frequently and cover them loosely with clear plastic to retain moisture.

Few seeds require darkness to germinate:

Cover the sown seeds with soil and black plastic wrap or keep in the dark closet until seeds sprout.

Seed Germination:

One of the important factors to keep in mind when sowing seed is whether the seed germinates best when exposed to light and should not be covered with soil when sowing, or whether to the seed reqires darkness to germinate and must be covered.

Annuals that Germinate best in "LIGHT" - don't cover these seeds with soil when sowing.

Begonias, Petunia seeds, Impatiens, Sweet Alyssum, Dill, Ageratum, Snapdragons, Celosia, Cleome, Coleus, Gerbera, Strawflower, Stock, Monkey flower, Nicotiana, Salvia, Mexican sunflower.

Perennials and Biennials that Germinate best in "LIGHT"

Yarrow, Columbine, Snapdragons, Rock cress, Bellflower, Chrysanthemum, Fever few, Shasta daisy, Blanket flower, Sweet rocket, Edelweiss, Oriental poppy, Chinese lantern, Balloon flower, Primrose

Herbs and Vegetables that Germinate best in "LIGHT"

Dill, Peppers, Lettuce, Savory

Annual Plants that Germinate best in "DARKNESS" -
when sowing cover seed with at least 1/2" and firm it gently.

Calendula, Bachelor's button, Sweet peas, Butterfly flower, Nasturtiums, Verbena, Pansy, Viola

Perennial Plants that Germinate best in "DARKNESS"

Delphinium, Poppies, Phlox, Soapwort

Perennial Herbs and Vegetables that Germinate best in "DARKNESS"

Borage, Coriander, Fennel

Seed Germination "with and without light"

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