This is the end of the optimal time for reseeding damaged bluegrass lawns.
Seeding Lawns, ISU Extension & Outreach, Yard & Garden
Tips for Fall Lawn Maintenance, ISU Hort & Home Pest News, 2012-9-12
Bedding Salvias (from Dave) - similar to these red Texas Sage
Flowering tobacco, Nicotiana, similar to F1 "Perfume Deep Purple," but prettier.
Managinging Houseplant Pests, Colorado State Extension Fact Sheet
Systemic Neonicotinoid Houseplant Insecticides, can be helpful for difficult to control pests susch as Mealybugs. They can also cause an outbreak of spider mites, which can be even harder to control.
Here is a representative online label from Bonide Systemic Granules. There are several major brands on the market labeled for houseplants. Look at any garden center or hardware store, etc.
Older products such as di-sulfoton are acutely poisonous - read the label - and smell bad. Avoid them.