This Penstemon barbatus is a first year flowering perennial.
Penstemon barbatus Twizzle Blue
![Approved Novelty](/assets/Uploads/Approved-Novelty-125-63px.png)
Sowing temperature: 20C / Sowing time pack: March / Sowing time garden: April / Sowing conditions: sow in trays, cover seeds lightly with vermiculite / Germination conditions: keep moist, keep temperature around 20-22°
Grow at: 16-18C / Transplanting: 30 days / Plant out: April-May / Growth regulator not necessary / Cultivation: grow plants in well-drained medium, use fungicide when necessary
Plants/M2: 10 / Planing distance: 35x35cm / Hardy / Sunny