Data sheet

Medicago polymorpha

Description
Life form	herb	Physiology
Habit	erect	Category	forage/pasture, environmental, weed
Life span	annual	Plant attributes

Ecology
	Optimal		Absolute			Optimal	Absolute
	Min	Max	Min	Max	Soil depth	shallow (20-50 cm)	shallow (20-50 cm)
Temperat. requir.	15	25	4	30	Soil texture	medium	heavy, medium, light
Rainfall (annual)	600	1000	310	1900	Soil fertility	high	moderate
Latitude	-	-	45	45	Soil Al. tox
Altitude	---	---	-	1900	Soil salinity	low (<4 dS/m)	low (<4 dS/m)
Soil PH	6.5	7	5.3	8.2	Soil drainage	well (dry spells)	poorly (saturated >50% of year), well (dry spells), excessive (dry/moderately dry)
Light intensity	cloudy skies	light shade	clear skies	light shade

Climate zone	tropical wet & dry (Aw), tropical wet (Ar), steppe or semiarid (Bs), subtropical dry summer (Cs), temperate oceanic (Do), temperate continental (Dc), temperate with humid winters (Df), temperate with dry winters (Dw)	Photoperiod	short day (<12 hours), neutral day (12-14 hours), long day (>14 hours)
Killing temp. during rest	no input	Killing temp. early growth	no input
Abiotic toler.		Abiotic suscept.
Introduction risks.	can become a weed