Lexical Definition

‎βλαστάνω‎ blastánō (blas-tan'-o) to sprout ^G:V
from (a sprout)

bring forth, bud, spring (up).

• to germinate
• by implication, to yield fruit

Abbott-Smith

βλαστάνω, [in LXX for צמח, etc.;]

1. to sprout: Mt 13:26, Mk 4:27, He 9:4.
2. In late Gk., causal, to make to grow, produce: c. acc., Ja 5:18.†

Abbott-Smith References

Liddell-Scott-Jones

βλαστάνω,

[Refs 5th c.BC+] (later βλαστέω, [Refs 4th c.BC+], corrupt in passive -ουμένη[Refs 5th c.BC+]; Ionic dialect imperfect βλαστάνεσκε (variant{βλάστεσκεν}) [Refs]: future βλαστήσω [Refs 4th c.BC+]: aorist 2 ἔβλαστον [Refs 5th c.BC+]: aorist 1 ἐβλάστησα [Refs 5th c.BC+]: perfect βεβλάστηκα [Refs 5th c.BC+]: pluperfect ἐβεβλαστήκει [Refs 5th c.BC+]:—bud, sprout, grow, properly of plants, [Refs 5th c.BC+]; ἦ βλαστὸς οὐκ ἔβλαστε; [Refs 5th c.BC+]

__2 metaphoricallyin Poets, shoot forth, come to light, βλάστε νᾶσος ἐξ ἁλός, of Rhodes, [Refs 5th c.BC+]; of children, to be born, [Refs]; ἀνθρώπου φύσιν βλαστών born in man's nature, [Refs 5th c.BC+]; not common in Prose, [Refs 5th c.BC+]
__II causal, make to grow, produce, propagate, in present, [Refs 5th c.BC+]: mostly aorist 1 ἐβλάστησα [LXX+3rd c.BC+]:—passive, βλαστηθείς [Refs 1st c.AD+]

_{LSJ Scripture Refs: LXX.Gen.1.11 ☩ LXX.Num.17.8}