Plants – Outdoor Plant, plant pots, spider plant – plants

1 Snapdragons, petunia, alyssum should be added.
2 Can tolerate a minimum amount of cold temperature and light frost. However, when sown early in the season, if the seed germinates, an even mild frost would harm the seedlings.
3 Even summer heat can induce half-hardy annuals to decline, but cooler temperatures of fall seem to revive the plants, often with a burst of growth and blooming.

Tender annuals
1 Include impatiens, vinca, and zinnia.
2 Not resistant to freezing temperatures.
3 It should only be sown outdoors after the danger of frost is passed.
4 Seed is often sown in a greenhouse in spring and grown into small plants to be transplanted after the last frost in the garden.
5 Will be fairly healthy and flower during the hot part of summer.
The same plant might be grown as a hardy annual, or even used like a hardy biennial or perennial in the lower Delaware Valley area of southeastern Pennsylvania. Yet these same plants may only be considered a half-hardy or tender annual in the Laurel Highlands of southwestern Pennsylvania.