Tried-and-true - Tradução em português

Olá,

Preciso de ajuda com o termo em negrito.

There are many tasks you can do now to get more out of your garden and to be the master gardener on your block. # Here are some tips for gardeners who want to grow bigger, better plants easier. These are tried-and-true suggestions, based on practical experience at our greenhouse, landscape business, and home grounds.

Muito obrigado desde já.

Márcio Alexandre