Approximately 20000.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
USDA average, annual, minimum temperature Zone:3-
Type of plant - perennial
Flower: bright BLUE
Height in meters: 0.60
Parts of Lobelia siphilitica Blue Select are considered toxic.
Common names for Lobelia siphilitica Blue Select:
Lobelia siphilitica Blue Select
is included in the following B and T World Seeds flowering plant categories:
1: Stock list
36: Herb Seed List Culinary Medicinal Dye and Aromatic
43: Herbaceous Border Plant Seed List
44: Cut flowers Commercial and other Recommended Varieties
56: Aquatic and Semi aquatic Plant Seeds
131: Toxic Plants
185: Plant Species whose germination is improved by Smoke
Lobelia siphilitica Blue Select seeds will usually germinate in 15-20 days, even under good conditions germination may be erratic. Normally will only germinate with light so surface sow. Sow Lobelia siphilitica Blue Select seeds on the surface of a Well drained seed sowing mix at about 22°C.
Stratification (cold treatment or vernalization) Some seeds need to be overwintered before they will germinate. Some seeds need just a couple of weeks, others 3 months. Seeds can be stratified in dampened peat or sand, in a plastic box or bag at 4°C or 5°C in a refrigerator. The seeds should not be frozen or in a wet medium. Very small seeds can be sown on the surface of their growing medium, in pots sealed in plastic bags, and kept in the 'fridge. Many vernalized seeds need light to germinate when they are sown in the "Spring".
Place seed of perennial types in fridge for 3 months.