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Jelitto · Seeds of more than 3700 different species and varieties
CAMPANULA americana
Plant Description
| Life Cycle: | Biennial |
| Family: | Campanulaceae |
| Origin: | North America, Great Lakes to Florida: temperate deciduous forests. |
| Special Features: | CAMPANULA americana ist einjährig oder zweijährig, abhängig von der Aussaat. Frühe Aussaat kann einjährige Pflanzen erzeugen. Der übliche Name 'Hohe Glockenblume' ist irreführend, denn die Blumen sind nicht glockenförmig, es erinnert an CAMPANULA nur die blaue Farbe. Die Blüte ist weit offen, fast flach. |
| Historical: | Botanical name is discussed. Syn. Campanulastrum americanum |
| Basic Colour: | (blue) |
| Flower Colour: | mostly blue |
| Natural Flowering Period: | July - October |
| Winter Hardiness Zones: |
Z4 - Z7
|
| Growth Habit: | erect / tall |
| Height with Flowers: | 160 cm |
| Spacing between Plants: | 40 cm |
| Soil Requirements: | moist / average / humus rich, fertile |
| Location: | |
| Portion weight: | 0.01 Gram |
| Grams per 1000 seeds: | 0.15152 Gram |
| Seeds per Gram (does not correspond to the number of plants!): |
6600 |
| Gram to get 1000 plants (if sown directly into pots etc. you will need a larger quantity): |
0.5 Gram |
| Sowing Rates/Trays: | 3 - 5 per cell |
| Plug tray recommended size(s): | 72 |
| Sowing Direction: |
(16) See 15 with the exception of germination being slower and more irregular. This poses no problems. (15) Rapidly germinating, keep seed in constant moisture (not wet) with temperatures of about +20°C [68°F]. Seeds must be covered thinly. Do not cover very small seeds, but tightly press into the earth. Keep in cooler conditions after germination occurs.
|
| Best Sowing Date (northern Hemisphere, Field condition): |
winter - early autumn |
| Sowing Time Hint: | Mid or late summer is best sowing date for most biennial. |
| Container Size(s): | 1 plug per 8/9 cm (3 1/2") |
| Fertilizer: | Medium (150-200 ppm) |
