Timely Topics


Decorative picture of the red reflexed petals of holiday cactus

Bloom of the Week:  Did you know there are Thanksgiving Cacti, Christmas Cacti, and Easter Cacti?  Fortunately they are sometimes lumped into one common name - Holiday Cacti.

FAQ of the Week:  November is the time to think about protecting strawberries and hybrid tea roses over the winter.

Pest of the Week: Evergreens with Rhizosphaera needle cast are not attractive in the winter landscape.


  • Thursday, November 23, 2017 - 7:57pm

    Happy Thanksgiving! Besides family and friends, Im thankful for such a wonderful group of students traveling with me through Ecuador! #horticulture #calsstudyabroad #iowastateuniversity #ecuador #thanksgiving
  • Friday, November 17, 2017 - 9:05pm

    Ever heard of tree tomatoes? Here they are and they make pretty good juice! #horticulture #treetomatoes #ecuador
  • Thursday, November 16, 2017 - 7:31am

    Orchids everywhere yesterday including this Dracula orchid at Quito Botanic Garden. Amazing!! #horticulture #orchids #ecuador #draculaorchid
  • Monday, November 13, 2017 - 9:03am

    The Holiday Cactus in my office started blooming this weekend. It always blooms around Thanksgiving as a reminder that the holidays are fast approaching! #horticulture #holidaycactus #thanksgivingcactus #schlumbergera #isucals #isuextanr
  • Friday, November 10, 2017 - 11:19am

    Persimmons are a tasty fall fruit. Pretty too! #horticulture #persimmon #fall #fruit

Iowa State University Department of Horticulture

Iowa State University Department of Plant Pathology and Microbiology

Iowa State University Department of Entomology

Plant and Insect Diagnostic Clinic