Giant Onion (Allium giganteum)

Common names:
Give a thumbs up Giant Onion
Give a thumbs up Ornamental Onion
Give a thumbs up Giant Allium

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Water Preferences: Mesic
Dry Mesic
Underground structures: Bulb
Dynamic Accumulator: K (Potassium)
Ca (Calcium)
Na (Sodium)
Pollinators: Bees
Various insects


This plant is tagged in:
Image Image Image Image

Plant Events from our members
Yorkshirelass On July 1, 2007 Miscellaneous Event
Moved house, not transplanted into new garden
» Post your own event for this plant

Discussion Threads about this plant
Thread Title Last Reply Replies
Mistaken Allium? by HemNorth Jul 29, 2017 1:09 AM 3
Emerging growth? by Bonehead May 8, 2018 9:58 PM 34
Spring (er, winter??) blooms 2018 by evermorelawnless Jun 19, 2018 8:32 PM 498
Signs of Spring in the North? by CarolineScott Jun 30, 2016 10:05 AM 231
Which fall bulbs will you order this year, and which vendors will you use by Cem9165 Jan 2, 2016 8:03 AM 561
Elephant Garlic by Frillylily Jun 16, 2015 7:53 PM 16
Daily gardening thread for everyone by keithp2012 Jan 18, 2020 6:56 AM 18,744
Signs of spring? by JuneOntario Apr 30, 2015 8:14 AM 92
Banner for December 10, 2013 by Natalie by Natalie Dec 10, 2013 5:51 PM 25
Summer 2012 container show by springcolor Oct 7, 2012 9:48 PM 185
April in Northern Gardens? by CarolineScott Apr 14, 2012 11:11 AM 8

« Add a new plant to the database

« The Plants Database Front Page

Today's site banner is by mmolyson and is called "Moss Phlox Phlox subulata"

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.