General Plant Information (Edit)
Plant Habit: Herb/Forb
Sun Requirements: Full Sun
Bloom Size: Under 1"
Underground structures: Taproot
Uses: Vegetable
Edible Parts: Fruit
Propagation: Seeds: Sow in situ
Start indoors
Can handle transplanting

Image
Common names
  • Yardlong Bean
  • Asparagus Bean
  • Chinese Long-Bean
  • Pea-Bean
Botanical names
  • Accepted: Vigna unguiculata subsp. sesquipedalis
  • Synonym: Vigna sesquipedalis

Photo Gallery
Location: Northeastern, Texas
Date: 2019-06-27
Location: RHS Hyde Hall, Essex, UK.
Date: 2022-08-22
Location: my garden 
Date: 2013-06-22
Location: My Northeastern Indiana Gardens - Zone 5b
Date: 2012-07-31
Location: my garden 
Date: 2013-07-17
These are the still going strong during hot July.
Location: my garden - two types - drk greeen and 9-month
Date: 2015-08-04

photo credit: Forest & Kim Starr
Location: All pictures taken in/on my gardens/greenhouse/property
Date: 2019-09-11
Location: my garden 
Date: 2013-06-22
Location: My Northeastern Indiana Gardens - Zone 5
Date: 2011-09-28
Stir-fry For Best Results
Plant Events from our members
piksihk On June 30, 2020 Harvested
Dark green - and light green
piksihk On June 23, 2020 Fruit Ripened
dark green
piksihk On June 8, 2020 Fruit Ripened
the 9 month which self-sowed in veg garden; must pick young or it gets tough/stringy; 6/22 harvesting
piksihk On May 16, 2020 Plant emerged
piksihk On May 7, 2020 Seeds sown
Not sure which type
piksihk On February 22, 2019 Seeds sown
'9 mon.' 2015
piksihk On April 4, 2018 Transplanted
HW along fence line
piksihk On March 30, 2018 Seeds sown
Soak in water
piksihk On May 27, 2017 Harvested
these self sow in mulch pile; WG
piksihk On June 4, 2016 Fruit Ripened
These are the 9 month beans - Martha Stewart - light green
Not the dark green; HW
piksihk On June 6, 2015 Fruit Ripened
2nd flush of blooms - picked beans; 7/16
piksihk On May 23, 2015 Bloomed
piksihk On March 18, 2015 Seeds sown
chelle On June 12, 2015 Plant emerged
chelle On June 9, 2015 Seeds sown
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