Plant species Chelator concentration Plant uptake concentration (mg/kg) TF BCF Reference
Paulownia t. EDTA 5mmol/kg Cu : (570, 46)a
Zn :(750, 149)
Pb :(750, 149)
Cu: 0.08
Zn :0.2
Pb: 0.1
Cu: 0.27
Zn :0.16
Pb: 0.06
Doumett et al. (2008)[24]
Cynara cardunculus EDDS 10 mmol/kg
EDTA 10 mmol/kg
Pb: EDDS (4165, 310)a
EDTA (6695, 1332)
EDDS: 0.02
EDTA: 0.20
EDDS: 0.83
EDTA: 1.34
Epelde et al. (2008)[21]
Sedum alfredii CA 5 mmol/kg EDTA 5 mmol/kg Cu: CA (32, 10, 11, 11)b
EDTA (25, 12, 12, 12)
Pb: CA (39, 18, 18, 18)    
EDTA (68, 39, 43, 40)
Zn: CA (680, 2000, 1950, 1930)
 EDTA (380, 2030, 2000, 2030)
Cu: CA (0.03)
EDTA (0.57)
Zn: CA (2.88)
EDTA (5.34)
Pb: CA (0.45)
EDTA (0.61)
Cu: CA (0.03)
EDTA (0.57)
Zn: CA (12.6)
EDTA (10.8)
Pb: CA (0.29)
EDTA (0.7)
Sun et al. (2009)[25]
Vetiveria zizanioides EDTA 0.8 mmol/kg Zn (150, 82)a Zn: 0.55 Zn: 0.85 Lin et al. (2009)[4]
Vetiveria zizanioides EDDS 5 mmol/kg CA 5 mmol/kg EDTA 5 mmol/kg Cu: EDDS (1818, 1459, 361)c
      CA (926, 56, 15)
    EDTA (2080, 954, 86)
Zn: EDDS (16388, 12412, 12036)
      CA (14444, 12420, 10821)
    EDTA (12899, 9891, 12552)
Pb: EDDS (4343, 280, 197)
      CA (4914, 388, 103)
    EDTA (4632, 1878, 340)
Cu:EDDS (0.51)
   CA (0.04)
EDTA (0.25)
Zn: EDDS (0.7)
CA (0.82)
EDTA (0.86)
Pb: EDDS (0.06)
CA (0.05)
EDTA (0.24)
Cu:EDDS(1.97)
   CA (0.88)
EDTA (2.22)
Zn: EDDS(1.95)
CA (1.67)
EDTA (1.5)
Pb: EDDS(0.63)
CA (0.67)
EDTA (0.58)
Zaier H et al. (2010)[26]
a(Croot, Cshoot); b(Croot, Cstem,Cleaf, Cshoot); c(Croot, Cstem,Cleaf)
Table 1: Plant uptake and transportation in recent study.