She likes them better than annuals, which need replanting every year.

与一年生相比，她更喜欢它们，因为一年生每年都需要重新种。

Annuals are plants that live for just one year.

一年生是只活一年。

We are getting our last round of hardy annuals in.

我们将迎来最后一轮耐寒一年生。

Annuals are plants that live for less than a year.

一年生是指寿命不到一年。

Goltz advised removing annuals if they look unhealthy.

戈尔茨建议，如果一年生看起来不健康，那就除它们。

Low on the list of priorities should be annuals -- plants that only live for one growing season.

排在首位应该是一年生——只存活一个生长。

Before applying mulch, wait until it is safe to plant annuals and warm-season vegetables in your area.

在使用地膜之前，要等到在你所在地区种一年生和暖蔬菜是安全。

Annuals that are good for cutting include cosmos, globe amaranth, larkspur, and Queen Anne's lace.

适合剪下来一年生包括大波斯菊、千日红、千鸟草和野胡萝卜花。

But, they are usually grown as annuals because some do not dependably return and some cannot survive winters.

但是，它们通常像一年生一样生长，因为有些不会绝对重新开始生长，有些熬不过冬天。

Both annuals and perennials can be grown in the ground, in raised beds, or even in containers.

一年生和多年生都可以都可以种在地里、抬高花坛里，甚至可以种在容器里。

So in general, it takes an event like fire to clear the field for annuals and allow them to take over.

因此，一般来说，需要发生火灾这样事件，才能为一年生清理土地，让它们接管土地。

However, if they are not strong enough to survive your winters, you may have to treat some listed perennials as annuals.

然而，如果它们不够强壮，无法在冬天存活，你可能就得把一些多年生当作一年生来对待。

Perennial species don't have the same regular cycles of seed production as annuals.

：多年生种子生产周期与一年生不同。

The descriptions often include whether specific kinds of flowers, from perennials, annuals or tender perennials, work well for cutting and showing.

描述通常包括以下内容：特定种类花是否适合剪下来并展示，不管是多年生、一年生还是纤弱多年生。

She keeps yearly returning plants, or perennials, in her beds, and plants that last one growing season, or annuals, in containers.

她在花坛里种年年复花或多年生，在容器里种能持续一个生长，或一年生。

Within their mere one year of life, annual plants inevitably remain small herbs.

在其短短一年生命中，一年生不可避免地仍然是小草本。

That variation favored the evolution, among the flora, of an especially high percentage of annual plants.

这种变异有利于区系中一年生比例特别高进化。

Annual plants therefore waste little energy on making inedible wood or fibrous stems, like the body of trees and bushes.

因此，一年生很少浪费能量来制造不可食用木材或纤维茎，例如树木和灌木身体。

The term " annuals" (annuals) refers to plants that only live for a single season or a single part of the year.

术语“一年生”（annuals）是指仅在一个节或一年中一个部分生活。

I picture a water feature in the middle, with annuals and perennials planted all around it, surrounded by a big, beautiful lawn.

我在中间画了一个水景，周围种着一年生和多年生， 周围是一片大而美丽草坪。