trefle.io · Taken May 16, 2020 by Valérie Maraval (cc-by-sa)
Fabaceae
Austrian winterpea
Lathyrus hirsutus
Also known as Lastila hirsuta, Orobus glabratus, Lathyrus coerulescens, Orobus lathyroides
Flowering Plants · Native Plants · Climbing Vine · Nitrogen Fixer · Cover Crop · Annual · Legume · Companion Planting · Fast Growing · Pollinator · Meadow
Austrian winterpea is a vigorous, fast-growing annual or short-lived perennial vine suited to sunny or partly shaded garden beds. It fixes nitrogen in the soil, making it a useful cover crop or companion plant in the garden. Provide support for its climbing tendrils and water regularly during dry spells for best flowering.
Growing conditions
The details behind the basics
- Daily light
- 6 hours
- Watering
- Water moderately to keep soil moist but not waterlogged · Every 7-14 days depending on rainfall
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 5.8–6.2
- Temperature
- -25°F to 95°F
- Cycle
- Perennial
Hardiness
USDA 4b-9b
Form & growth
Mature size and habit
- Mature height
- 12 in – 4 ft
- Spread
- 3 ft
- Spacing
- 12 in apart
- Growth rate
- Fast
- Root depth
- Medium
- Flowers
- Blue
- Foliage
- Yellow · Fine
Ecology & origin
Where it belongs and what it brings
- Native to
- Afghanistan, Alabama, Albania, Algeria, Argentina Northeast, Austria, Baltic States, Belgium, Bulgaria, California, Corse, Czechoslovakia, Egypt, France, Germany, Great Britain, Greece, Hungary, Illinois, Iran
- Attracts
- Bees, Butterflies
Sources: trefle, usda
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