perennial list: o-p
| NAMES | HEIGHT SPREAD |
LIGHT | LEAF COLOR | FLOWER COLOR | BLOOMS ZONE SOIL |
Image |
|---|---|---|---|---|---|---|
Click any Image for a Larger Version |
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| Obedient Plant Physostegia virginiana |
48/24 in. 120/60 cm. |
Sun or shade. | Green. | Pink, white. | July to Sept. Zone 2. Moist. |
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| Pachistima-Canby Pachistima canbyi |
12/18 in. 30/45 cm. |
Part shade. | Green. | Zone 2. Moist acidic |
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| Painted Daisy Pyrethrum Tanacetum coccineum |
30/18 in. 75/45 cm. |
Sun. | Green. | Rose/ pink. |
June to July. Zone 2. Well-drained. |
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| Pearly Everlasting Anaphalis margaritacea |
36/12 in. 90/30 cm. |
Sun. | Gray. | White. | July to September. Zone 2. Well-drained. |
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| Pea-Sweet-Perennial Lathyrus latifolius |
8/1 ft. 240/30 cm. |
Sun. | Green. | Pink/ purple. |
June to Sept. Zone 3. Well-drained. |
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| Penstemon-Beard -Tongue Penstemon digitalis Penstemon barbatus Penstemon fruticosus |
36/24 in. 90/60 cm. |
Sun. | Green. | Pink mixed. Red. Red. Purple. |
May to August. Zone 4. Well-drained. |
|
| Peony-Double Paeonia lactiflora |
36/36 in. 90/90 cm. |
Sun. | Green. | Pink, red, white. | June Zone 2. Well-drained. |
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| Peony-Fernleaf Paeonia tenuifolia |
18/12 in. 45/30 cm. |
Sun. | Green. | Red. | June. Zone 2. Well-drained. |
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| Peony-Tree Paeonia suffruticosa |
60/36 in. 150/90 cm. |
Sun. | Green. | Various. | June. Zone 4. Well-drained. |
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| Phlox-Arctic Phlox borealis |
4/12 in. 10/30 cm. |
Sun. | Green. | Pink. | May. Zone 1. Well-drained. |
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| Phlox-Creeping or Moss Phlox douglasii Phlox subulata |
5/18 in. 12/45 cm. |
Sun. | Green. | Pink, red, white. Lavender. |
May. Zone 2. Well-drained. |
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| Phlox-Creeping Phlox stolonifera |
12/12 in. 30/30 cm. |
Shade. | Green. | Pink, white. | May. Zone 2. Well-drained. |
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| Pholx-Meadow Phlox maculata |
36/24 in. 90/60 cm. |
Sun or shade. | Green. | Pink, white. | June to August. Zone 3. Moist-drained. |
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| Phlox-Tall Phlox paniculata |
48/30 in. 120/75 cm. |
Sun. | Green. | July to Sept. Zone 3. Moist-drained. |
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| Phlox-Woodland Phlox divaricata |
12/12 in. 30/30 cm. |
Part shade. | Green. | Purple. | May. Zone 3. Moist. |
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| Pincushion Flower Scabiosa caucasia |
30/18 in. 75/45 cm. |
Sun. | Green. | White. | June to August. Zone 2. Well-drained. |
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| Pincushion Flower Scabiosa columbaria |
30/18 in. 75/45 cm. |
Sun. | Green. | Lavender, pink. | June to August. Zone 3. Well-drained. |
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| Poppy-Alpine Papver alpinum |
8/6 in. 20/15 cm. |
Sun. | Green. | Various. | May to August. Zone 3. Well-drained. |
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| Poppy-Iceland Papaver nudicaule |
18/12 in. 45/30 cm. |
Sun. | Green. | Various | May to Sept. Zone 2. Well-drained. |
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| Poppy-Oriental Papaver orientale |
36/24 in. 90/60 cm |
Sun. | Green. | Pink, red, orange. | May to July. Zone 2. Well-drained. |
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| Poppy-Plume Macleaya cordata |
6/2 ft. 200/60 cm. |
Sun or shade. | Blue/ green. |
Cream. | July to August. Zone 2. Moist. |
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| Poppy-Welsh Meconopsis cambrica |
12/12 in. 30/30 cm. |
Sun. | Green. | Yellow. | June. Zone 3. Well-drained. |
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| Potentilla-Alpine Potentilla verna 'Nana' |
4/12 in. 10/30 cm. |
Sun. | Green. | Yellow. | May to June. Zone 3. Well-drained. |
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| Potentilla-Miss Willmott Potentilla nepalensis |
12/12 in. 30/30 cm. |
Sun. | Green. | Red-pink. | June to Sept. Zone 2. Well-drained. |
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| Potentilla-Woolly Potentilla fragiformis |
12/12 in. 30/30 cm. |
Sun. | Gray/ green. |
Yellow. | May to June. Zone 2. Well-drained. |
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| Primrose-Evening Oenothera pallida |
12/12 in. 30/30 cm. |
Sun. | Green. | White. | June to August. Zone 4. Well-drained. |
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| Primula-Auricula Primula auricula |
8/8 in. 20/20 cm. |
Part shade. | Green. | Various. | April to May. Zone 3. Moist. |
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| Primula-China Pagoda Primula vialii |
24/12 in. 60/30 cm. |
Part shade. | Green. | Mauve/ pink. |
May to July. Zone 4. Moist. |
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| Primula-Drumstick Primula denticulata |
12/10 in. 30/25 cm. |
Part shade. | Green. | Various. | April to May. Zone 3. Moist. |
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| Primula-English Primula vulgaris |
6/8 in. 15/20 cm. |
Part shade. | Green. | Various. | April to May. Zone 4. Moist. |
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| Primula-Japanese Star Primula sieboldii |
9/6 in. 25/15 cm. |
Part shade. | Green. | Pink, white. | April to May. Zone 4. Moist acidic. |
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| Primula-Wanda Primula 'Wanda' |
6/12 in. 15/30 cm |
Part shade. | Green. | Purple, pink. | April to May. Zone 2. Moist. |
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