The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.
Najas graminea is an annual plant that can grow up to 0.15 metres tall.
It is harvested from the wild for local use as a food.
S. Europe to E. Asia. Naturalized in Britain.
Ponds, paddy fields, usually in still or slowly-moving waters[
]. Rice fields and ditches[
]. Found in one pond in Britain that is warmed by industrial outflow[
A water plant, succeeding in shallow fresh or brackish water[
This is one of the few genera of plants where fertilization takes place under the surface of the water[
Two reports say that the plant is edible but give no more details[
]. The reports probably refer to the leaves[
Seed - we have no information on this species but suggest sowing the seed in situ as soon as it is ripe if this is possible. Otherwise store the seed in water in a cool place and sow in situ in the spring.