An annual plant that may be sown in the open ground.
More example sentences
- You should plant spring-flowering hardy annuals and biennials as soon as you can.
- Now that all threat of frost is gone, early summer is a perfect time to sow hardy annuals, such as lupines, outdoors in the garden.
- Order spring flowering bulbs and hardy annual seeds for planting and sowing in autumn.
Definition of hardy annual in:
- The US English dictionary