Summer Bulb List

Summer Bulb Class

Plant
Location
Bloom Season
Plant Height
Planting Depth
Hardiness Zone
Container Plant
Allium beesianum- Blue AlliumF-P SunLS12-16"3-4"Z-4Y
Allium sphaerocephalon- Drumstick AlliumF-P SunES12-16"3-4"Z-3Y
Amaryllis belladonna-Torch Lily/ Naked LadiesF-P SunLS18-24"1-2"Z-7Y
Arisaema flava, A. triphyllum, A. utile Jack-in-the pulpitF-P ShM-LS12-18"3-4"Z-4Y
Arisarum proboscideum- Mouse PlantF-P ShES4-5"2-4"Z-5Y
Arum Cornutum - Voodoo LilyF-P SunMS24-36"1-2"Z-6Y
Arum italicum - Orange CandleflowerF-P ShES8-14"1-2"Z-4Y
Begonia, TuberousF-P ShMS8-12"2-3"Z-7Y
CaladiumF-P SunM-LS10-24"3-4"Z-9Y
Calla LilyF-P SunMS12-14"2-4"Z-7Y
Canna Lily & Dwarf Canna LilyF SunMS18-60"2-4"Z-7Y
Colocasia- Elephant EarF-P SunE-LS18-36"6-8"Z-8Y
Crocosmia 'Lucifer'F-P SunM-LS20-30"4-6"Z-5Y
Cyclamen, HardyF-P ShEF8-14"4-6"Z-5Y
Daffodil 'Summer Cheer'F-P ShES10-12"3-5"Z-4Y
DahliaF-P SunMS20-36"3-4"Z-7Y
Eucomis bicolor - Pineapple LilyF-P SunMS12-18"3-4"Z-8Y
Gladiolus callianthusF SunLS10-18"3-4"Z-7Y
Gladiolus nanus - Hardy MiniatureF SunMS18-24"3-4"Z-4Y
GladiolusF SunMS48-60"3-4"Z-8Y
Gloriosa superba - Glory LilyF-P SunMS48-72"1-2"Z-9Y
Calopogon tuberosus - Hardy Ground OrchidP ShES6-8"2-4"Z-3Y
Hymenocallis festalis - Peruvian DaffodilF-P SunMS18-24"3-4"Z-8Y
Kniphofia alcazar - Red Hot PokerF-P SunMS36-48"1-2"Z-4
Leucocoryne - Andean LilyF-P SunES16-19"3-4"Z-8Y
Lilium - AsiaticF-P SunMS32-60"5-7"Z-1Y
Lilium - OrientalF-P SunMS32-60"5-7"Z-3Y
Lilium - TigerF-P SunMS32-60"5-7"Z-2Y
Nerine bowdenii - Japanese Spider LilyF-P SunLS24-36"4-6"Z-8Y
Polianthus tuberosaF-P SunMS18-24"2-3"Z-7Y
RanunculusF SunES12-18"1-2"Z-7Y
Sprekelia formossisima - Aztec LilyF-P SunMS12-18"3-4"Z-7Y
Water LilyF-P SunM-LS24-36"24-36"Z-4Y

Bulb Sources:
Brecks – www.brecks.com
Burpee – www.burpee.com
HGTV – www.hgtv.com
Holland Bulb Farm – www.hollandbulbfarms.com
Plant Delights Nursery – www.plantdelights.com
Wild Ginger Farm – www.wildgingerfarm.com

Download version: Summer Bulb Class 2013

First Winter Snowfall

The first winter snowfall at the Arboretum reminds us that winter has begun in Iowa. The snow is important for insulating the ground and providing future moisture. The summer drought makes us realize the importance of winter precipitation.

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Holidays at the Arboretum

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Christmas trees decorated by local garden groups and organizations are on display at the Iowa Arboretum from December 3rd through December 24th. The display of Iowa-grown and beautifully decorated Christmas trees is free and open to the public. See a G-scale model train running under the “Arboretum Train Tree.” After viewing the trees, be sure to visit the Arboretum gift shop for great holiday buys.
Open from 9am to 4pm during the week, 10am to 4pm on Saturday and 12 to 4pm on Sunday.