oversow
/ˌəʊvəˈsəʊ/ /ˈəʊvəsəʊ/verb
1 [with object] To sow (seed) over seed, or over a previously sown crop.
2 [with object] To sow (ground) with seed, or additional seed. Frequently figurative : to strew with, to besprinkle.
3 [with object] And without object. To sow (seed) too densely; to sow too many (seeds).
Origin
Old English; earliest use found in The Rushworth Gospels. From over- + sow.