organic knotweed
$ 4,50
Scrophularia nodosa, Scrophulariaceae
Gnarly scrofula is an elegant plant with an upright habit that seems at home at the edge of ditches. Its panicles of strange little purple-brown flowers attract a host of pollinators to the garden, including hummingbirds. Medicinal. Hardy perennial in Z4 with good snow cover. 80-150cm tall.
300-350 seeds
Seeds certified organic by Québec Vraiproduced here at LA SOCIÉTÉ DES PLANTES
In stock
Press the seeds onto the surface of the potting soil and keep moist until germination, which will be irregular, but improved by cold stratification (between -4 °C and +4 °C for 4-6 weeks), followed by fluctuations. daily temperature changes (imitating day and night).
| # of the lot for sale | SDP22 |
|---|---|
| Germination rate for 2025 of the lot on sale | 91% |
| Test germination conditions | Light 15ºC to 21ºC, Stratification 6 weeks, Potting soil |
| Number of seeds per bag | 325 |
