1. PAPAVER species - Poppy

 PAPAVER species  Poppy    på-på’ver  Annual, Perennial  Moderate Papaveraceae; nativity is embedded in text below. Germination: Best sown indoors at 55-60°. Expect germination in 10-15 days. Seeds can also be sown in situ outdoors in...

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2. PARDANCANDA norrisii - Candy Lily

 x PARDANCANDA norrisii  Candy Lily  Zones 5 to 10  par-dan-can’då nor-is’e-i  Perennial  Moderate Iridaceae; an intergeneric hybrid of no direct nativity. Germination: Best sown indoors at alternating temperatures of 68 and 86° or 55...

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3. PASSIFLORA species - Passion Flower

 PASSIFLORA species  Passion Flower  Zones in text below  pas-i-flo’rå  Perennial  Difficult Passifloraceae; native to Brazil. Germination: Best sown indoors at 70-75°. For planting out, sow 8 weeks before last frost. Sow at any time for...

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4. PENNISETUM setaceum - Fountain Grass

 PENNISETUM setaceum  Fountain Grass  Zones 9 to 10  pen-i-se’tum se-ta’se-um  Perennial  Easy Poaceae; native to Africa. Germination: Best sown indoors at 65-70°. Sow at a depth of 4 times the size of the seed; germination occurs in...

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5. PENSTEMON hybrids - Bearded Tongue

 PENSTEMON hybrids  Bearded Tongue  Zones in text below  pen’ste-mon  Perennial  Moderate Scrophulariaceae; native to North and Central America. Germination: Best sown indoors at alternating temperatures of 55 and 75°. Expect germination in...

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6. PHLOX paniculata - Garden Phlox

 PHLOX paniculata  Garden Phlox  Zones 4 to 8  floks pan-ik-u-la’tå  Perennial  Very Difficult Polemoniaceae, native to the eastern United States. Germination: Best sown outdoors in late fall with germination occurring in the spring. Seeds...

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7. PHYGELIUS capensis - Cape Fuchsia

 PHYGELIUS capensis  Cape Fuchsia  Zones 8 to 9  fi-je’le-us ka-pen’sis  Perennial   Schrophulariaceae; native to South Africa. Germination: Sow outdoors in spring or summer up to two months before frost, or sow indoors at a temperature of...

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8. PHYSALIS - Chinese Lantern

 PHYSALIS  Chinese Lantern  Zones 5 to 8  fi’så-lis  Perennial  Easy Solanaceae, native to Asia and Europe. Germination: Best sown indoors at alternating temperatures of 68 and 86°. Expect germination in 20-25 days. Can also be sown...

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9. PHYSOSTEGIA virginiana - Obedient Plant

 PHYSOSTEGIA virginiana  Obedient Plant  Zones 4 to 8  fi-so-ste’je-å ver-jin-e-å’nå  Perennial  Moderate Lamiaceae, native to North America. Germination: Best sown indoors at 60-75° to a depth of 4 times the size of the seed. Expect...

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10. PLATYCODON grandiflorus - Balloon Flower

 PLATYCODON grandiflorus  Balloon Flower  Zones 4 to 9  plat-i-ko’don gran-di-flo’rus  Perennial  Easy Campanulaceae, native to eastern Asia. Germination: Best sown indoors at 65-75° with germination occurring in 10-15 days. Seeds can be...

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