… your tender bulbs after the average date of the last frost, which is approximately May 15 in the Chicago area. It is important not to work the soil while it is too wet. Soil should … emerge approximately two weeks after planting. Set out stakes for tall dahlias before filling in the planting hole so you do not skewer the tubers. Consider planting gladiola bulbs in two-week intervals to have a continuous supply of blooms throughout the summer. Plant …
Type: Plant Info
… of Lebanon is the hardiest of the true Cedars and could potentially survive Chicago winters in a protected environment. A majestric tree at maturity with a distinctive flat crown silhouette featured on the national flag of Lebanon. Grown in full sun in well drained soils and wrap trunk of young trees with a protective covering to prevent sun …
Type: Garden Guide Plant
… is a perennial plant that is native to the upland areas of the eastern US where it grows in areas that are consistently moist and bright. It bears bracts of one inch bright purple flowers in late summer to mid-fall providing a pop of tall color in the late season. Broad-leaved ironweed grows to a height of about six feet and a width of …
Type: Garden Guide Plant
… salmon, with some doubles. This is a superb annual for bedding or hanging baskets. It thrives in moderately fertile, well-drained soil in sunny sites and performs best in cool weather. Leaves, flowers, and immature fruits all contain mustard oils, and can be used …
Type: Garden Guide Plant
… Introduced in 1985, informal, decorative Dahlia 'Purple Taiheijo' has spectacular violet-red blooms that can grow to 12 inches in diameter. Staking is recommended, especially in windy locations. The flowers are so large that it will take a few weeks longer than smaller …
Type: Garden Guide Plant
… The bright fiery red of Karma Irene ( Dahlia 'Karma Irene') and the waterlily form will sparkle in any garden setting, especially in groups of 3 or more plants. Bred for the cut flower industry, Karma blooms are prolific, on tall straight stems. A favorite in Europe and Netherlands, the 6 inch blooms are on 3 to 4 foot plants, and will shine in …
Type: Garden Guide Plant
… Deep violet to lavender flowers in the most fantastic, out-of-this-world shape are produced throughout the year in mild climates or during the summer when used outdoors in Chicago-area landscapes. Sprawling and climbing to about 5 feet in height, this cultivar is …
Type: Garden Guide Plant
… It has mophead flowers which bloom from July-September. Flower color is dependent on the soil in which the hydrangea is planted – blue in acidic soils and rose-pink in alkaline soils – and color will change as the flowers age. This plant is hardy in zones 6-9 …
Type: Garden Guide Plant
… features dark green leaves and large clusters of flowers, which are either lacecap or mophead in structure. Blue Danube is small in structure, growing 4 feet tall and wide, and bearing large, mostly sterile flowerheads, which are deep blue when planted in acidic soil and dark pink when planted in alkaline soil. Heavy flowering and compact, it is …
Type: Garden Guide Plant
… Use royal azalea as a specimen plant or in the shrub border. This is one of the best deciduous azaleas for the Midwest due to its tolerance of higher pH soils. The flowers, which open in spring, are pale pink, fragrant and well over 2" in diameter. The leaves are dark green in summer, turning yellow, orange and crimson in fall. …
Type: Garden Guide Plant
