Hemp - Cannabis sativa

Description

Tall erect strong smelling herb to 2.5 metres though often less. Leaves alternate, palmate, and lobed to the base into 3 to 9 narrow toothed lobes. Flowers small greenish, the male in much branched clusters, the female in slender stalked spikes.

Identification difficulty
Habitat

Rubbish tips, disturbed land, waysides.

When to see it

July to September.

Life History

Records probably relate to casuals introduced from seeds used in bird food and angling.

UK Status

Occasional records of casuals in Britain, mainly from England south of the Humber.

VC55 Status

Uncommon in Leicestershire and Rutland probably occuring as casual plants from bird seed etc. In the 1979 Flora survey of Leicestershire it was found in 3 of the 617 tetrads.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Common names
Hemp
Species group:
Wildflowers
Kingdom:
Plantae
Order:
Rosales
Family:
Cannabaceae
Records on NatureSpot:
1
First record:
27/10/2006 (Calow, Graham)
Last record:
27/10/2006 (Calow, Graham)

Total records by month

% of records within its species group

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