Pisum

Peas
Doperwt rijserwt bloemen Pisum sativum.jpg
Genus:Pisum
Family:Fabaceae
Type:Annuals
Pollination:Insects

Pisum is a genus of the family Fabaceae, native to southwest Asia and northeast Africa. Pisum sativum, the field pea or garden pea, is the most commonly cultivated.

DescriptionEdit

Tendrilled vines with compound leaves. The flower has 5 sepals (fused), 5 petal, 10 anthers (9 are fused ,1 free) and 2 carpels(fused). The fruit is a legume (the pea).

Growing conditionsEdit

Sunny locations, soils should be rich but well-drained. Seeds are usually inoculated with a bacteria which fixes atmospheric nitrogen for the use of the plant.

VarietiesEdit

The genus contains one to five species, depending on taxonomic interpretation; the International Legume Database (ILDIS) accepts three species, one with two subspecies [1]:

UsesEdit

Pisum sativum is commonly grown as a food crop, but all plants in this genus can be used as cover crops.

Pests and diseasesEdit

Powdery Mildew

Leaf Spot, Pod Spot

  • Ascochyta pinodes
  • Ascochyta pisi

Downy Mildew

Damping Off

White Mold

Root Rots

Blight

Wilt

  • Fusarium oxysporum pisi

Aphids

Bugs

Thrips

Maggots

Beetles

Caterpillars

Bucculatrix pyrivorella, w:Cabbage Moth, Common Swift, w:Ghost Moth, Hypercompe indecisa, The Nutmeg, w:Setaceous Hebrew Character and w:Turnip Moth.

ReferencesEdit

Christopher Brickell et al. (1993). The American Horticultural Society Encyclopedia of Gardening. DK Publishing, inc.. pp. 339-340. 

  • Staff of the L. H. Bailey Hortorium (1976). Hortus Third: A Concise Dictionary of Plants Cultivated in the United States and Canada. Cornell University Press. pp. 879. 
  • Cranshaw, Whitney (2004). Garden Insects of North America: The Ultimate Guide to Backyard Bugs. Princeton University Press. pp. 613. 
  • Pippa Greenwood, Andrew Halstead, A.R. Chase, Daniel Gilrein (2000). American Horticultural Society Pests & Diseases: The Complete Guide to Preventing, Identifying, and Treating Plant Problems (First Edition ed.). Dorling Kindersley (DK) Publishing, inc.. pp. 203.