茂(しげ)るto grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious

裏庭(うらにわ)で雑草(ざっそう)が茂(しげ)っています。

Weeds are growing thickly in the backyard. {to grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious}

茂(しげ)っている雑草(ざっそう)をむしり取(と)るのは大変(たいへん)だ。

It's tough to pull out overgrown weeds. {to grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious}

若葉(わかば)が茂(しげ)り始(はじ)めるのは、春(はる)が終(お)わった後(あと)です。

The young leaves start to grow thick after spring is over. {to grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious}

春(はる)になったので、そろそろ木(き)に葉(は)が茂(しげ)り始(はじ)めるに相違(そうい)ない。

Since it has become spring, the leaves should soon start to grow thick on the trees. {to grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious}

庭(にわ)に雑草(ざっそう)がびっしりと茂(しげ)っている。まるでジャングルかのようだ。

The garden is densely overgrown with weeds. It's just like a jungle. {to grow thickly, to be in full leaf, to be rampant, to luxuriate, to be luxurious}