Cacti of the Desert Southwest Puzzle WNP Shop Our Parks Even in a winter region like Canada, you can still grow a tropical vegetable like bitter melon. Here in zone5b we started our seeds indoors in April using loose soil mix like coir and worm castings. Why is my spider plant so much greener than most others I've seen? : r houseplants Snake Cactus (Peniocereus serpentinus) Here's When You Should Plant Daylilies For A Garden Full Of Gorgeous Color