Seedlings may be started in hotbed or greenhouse and then transplanted to cold frames to finish the job.
Growing plants directly in ground beds in the greenhouse and directly in the soil in the hotbeds or cold frames, is rather common.
But at last it was all finished,—the cold frames arranged for spring, the plants housed, the place tidy and in order.
Seeds, however, are freely produced in most places and should be sown in cold frames as soon as ripe.
Indeed many of the choicer and rarer varieties are safer grown in pots of rich sandy soil in cold frames.
Until the stock is large they are probably safer grown in pots in cold frames.
In June remove to cold frames and stand them on inverted pots well clear of one another.
It thrives well in a light loam and in slight shade; I have tried it in pots kept in cold frames, where it flowers in mid-winter.
The cabbage, cauliflower and lettuce plants grown from seed sown last month should be pricked out in cold frames.
Hal stirred up the soil in his cold frames, and planted some seeds.