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2. Petunia × atkinsiana - Wikipedia

   en.wikipedia.org/wiki/Petunia_×_atkinsiana

   Petunia seeds germinate in 5 to 15 days. Petunias can tolerate relatively harsh conditions and hot climates. They need at least five hours of sunlight every day. They grow well in low humidity, moist soil. Young plants can be grown from seeds. Petunias should be watered once every two to five days. In drier regions, the plants should be watered ...

3. Ruellia strepens - Wikipedia

   en.wikipedia.org/wiki/Ruellia_strepens

   Ruellia strepens, commonly known as limestone wild petunia, [2] limestone ruellia, [3] smooth wild petunia, [4] or wild petunia [5] is a species of flowering plant in the family Acanthaceae, native to warmer parts of the central and eastern United States.

4. Petunia - Wikipedia

   en.wikipedia.org/wiki/Petunia

   Petunia is a genus of 20 species of flowering plants of South American origin. [1] The popular flower of the same name derived its epithet from the French, which took the word pétun, 'tobacco', from a Tupi–Guarani language. A tender perennial, most of the varieties seen in gardens are hybrids (Petunia × atkinsiana, also known as Petunia × ...

5. Germination - Wikipedia

   en.wikipedia.org/wiki/Germination

   It is a measure of germination time course and is usually expressed as a percentage, e.g., an 85% germination rate indicates that about 85 out of 100 seeds will probably germinate under proper conditions over the germination period given. Seed germination rate is determined by the seed genetic composition, morphological features and ...

6. 40 Front Door Plants to Refresh Your Entrance for Fall - AOL

   www.aol.com/put-plant-front-door-good-204300569.html

   Find the 40 best front door plants for fall that'll make it look stylish and welcoming, including topiaries, trees, shrubs, and low-maintenance houseplants.

7. Oldest viable seed - Wikipedia

   en.wikipedia.org/wiki/Oldest_viable_seed

   Over time, seeds lose viability, which is the ability to initiate metabolic activity, cellular growth, and germination. Seeds have many cells and tissues that die over time, [1] and these deaths can be delayed or increased by environmental conditions the seed experiences. Very generally, small seeds, especially from weedy species and annuals ...