1.   Arp is another hardy variety that caught my eye, with gray-green leaves and light blue flowers that bloom in the spring on old wood.

2.   All are edible, Spindler said, but the hardy varieties are best because they have better flavor.

3.   One-gallon pots are the norm today, and the selection is expanding as hybridizers introduce hardy new varieties.

4.   Yet for years, scent often was compromised by plant hybridizers more interested in producing large blooms and hardy varieties.

5.   Bela, a father of three, has opened up a half a hectare plot of land for the planting of broccoli, a hardy variety of cauliflower.