Seed Study - Verbena stricta
Species: Verbena stricta
Seedling identification: Cotyledons are purplish, very small and narrow with rounded tips. First leaves are purplish, heavily veined and pubescent.
Verbena stricta – hoary vervain
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 1036
Commercial estimates of seeds per gram: 1096
Percent seed: n.m.
Percent live: n.m.
Collection dates: September 27 and October 11.
Collection effort: >10.4 grams in 2 person hours
Collection notes: Easy to collect in large amounts.
Cleaning notes: Clean seed measurement was for pure seed.
Did You Know?
Fire is an important factor in protecting the prairie. Historically, fires burned across the prairie every 4 to 7 years. Fires burn the small trees that would otherwise march across the prairie and turn the grasslands to forest.