Most Recent. 14 FBS Spring football games on TV/online this weekend Oregon to host Stony Brook in 2021, Portland State in 2023 Oregon and Baylor schedule football series for 2027 and 2028 Georgia Southern schedules 2020 game with Ole Miss.
The time it takes for a hosta to reach the size listed as its mature size depends on each individual hosta. Smaller and more vigorous hostas can reach mature sizes in 3 to 5 years. Giant and slower growing hostas can take 5 to 7 years to reach their potential. The quality of your soil and available moisture can also play a big part in this. Read our Hosta Growing Tips for best results.
Dead diffuse knapweed plants act like tumbleweeds, with seeds dispersed over long distances. A Russian knapweed plant can produce up to 1,200 seeds that remain viable in the soil for 2 to 3 years. This weed does not produce as many seeds as diffuse and spotted knapweed because reproduction is primarily vegeta-tive.Depending on elevation of the site, knapweeds usually flower mid-summer and seed during early fall. Knapweed seeds are dispersed along roads, railways, and waterways.eeds can remain viable in the soil up to 8 years. Spotted knapweed plants have an aver-age life span of 3 to 4 years while diffuse knapweed plants usually die after reproduction. The seed heads of diffuse knapweed remain closed until the plant dries up and breaks off at ground level.