overmaturity

The freshness of early summer had gone, and there was a hint of approaching autumn in the darker greenery of the firs, and the overmaturity of such shrubs and wild flowers as could find along the edge of the road a precarious roothold on the patches of ground not covered by pine needles.

The Pit Prop Syndicate Freeman Wills Crofts 1918

But when the weather is showery it may be better to defer cutting even for several days after the clover has reached the proper stage for harvesting, as the injury from rain while the crop is being cured may be greater than the injury from overmaturity in the same before it is mown.

Clovers and How to Grow Them Thomas Shaw 1880