Hypnotic Candy Corn is NEW last year (2025). This stunning dahlia is a showy bloomer, producing masses of large orange, yellow and white flowers that look like Candy Corn in mid-summer; wonderful along borders or in containers Care This plant does best in full sun to partial shade. It does best in average to evenly moist conditions, but will not tolerate standing water. Growth Habit Hypnotica® Candy Corn Dahlia will grow to be about 16 inches tall at maturity, with a spread of 16 inches. Although it's not a true annual, this plant can be expected to behave as an annual in zone 7 if left outdoors over the winter. Toxicity Another beautiful flower that ranks among the plants toxic to dogs and cats are dahlias. Although not as high in toxicity as some of the other plants mentioned, this flower will cause your pet to experience mild gastrointestinal signs and mild dermatitis. Some of the best spring deer resistant flowers, or flowers for spring planting.