Prairie Turnip

Herbaceous

Prairie Turnip

Pediomelum esculentum

Also known as: Tipsin, Prairie potato, Breadroot scurf pea

HerbaceousRoot Fabaceae EdibleNitrogen FixerWildlife AttractorSoil Improvement
Hardiness Zone
3-8
Ideal Temp
55–85°F
Survives Down To
-30°F
Life Cycle
Perennial

Prairie turnip is a Great Plains legume with a starchy taproot that fed humans long before grocery aisles—blue-purple flowers, silvery leaves, and a root that does not appreciate rushed harvest. It is slow from seed; wild harvest has ethics and ID requirements. subtropical and tropical Americas is outside its native heartland; treat trials as experimental unless you are deliberately mimicking prairie drainage and sun. ☀️💧 Sun and Water Requirements: - Full sun; open grassland vibes. - Well-drained, often calcareous or sandy soils; drought-tolerant once established—wet winter clay is rude. ✂️ Methods to Propagate: - Seeds: scarify and stratify protocols improve germination—research landrace notes. - Careful division rare; seed is standard. 🌾 Harvest notes: - Roots after several years of growth in suitable climates; overharvesting wild stands is how traditions end—grow your own.

Good Neighbors
  • Native grasses
  • Echinacea
  • Leadplant
Cautions
  • Humid shade and irrigation addiction
  • Confusing with unrelated roots in the wild
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Banded Cucumber Beetle
Diabrotica balteata
Bean Aphid
Aphis fabae
Bean Leaf Beetle
Cerotoma trifurcata
Bean Weevil
Acanthoscelides obtectus
Brown Marmorated Stink Bug
Halyomorpha halys
Corn Earworm
Helicoverpa zea
Cowpea Curculio
Chalcodermus aeneus
Fall Armyworm
Spodoptera frugiperda
Fusarium Wilt
Fusarium oxysporum
Ganoderma Butt Rot
Ganoderma spp.
Harlequin Ladybird
Harmonia axyridis
Japanese Beetles
Popillia japonica
Kudzu Bug
Megacopta cribraria
Locust Borer
Megacyllene robiniae
Locust Leaf Miner
Odontota dorsalis
Lubber Grasshopper
Romalea microptera
Pea Moth
Cydia nigricana
Pea Weevil
Bruchus pisorum
Pythium Root Rot
Pythium spp.
Reniform Nematode
Rotylenchulus reniformis
Root Aphid
Pemphigus spp.
Rootknot Nematodes
Meloidogyne spp.
Soybean Looper
Chrysodeixis includens
Spittlebugs
Cercopidae
Spotted Cucumber Beetle
Diabrotica undecimpunctata howardi
Stink Bug
Pentatomidae
Striped Cucumber Beetle
Acalymma vittatum
Velvetbean Caterpillar
Anticarsia gemmatalis
White Rot
Sclerotinia sclerotiorum