Shrub Purdue Plant Doctor Available Hydrangea quercifolia 'Gatsby Moon' [Gatsby Moon Oakleaf Hydrangea] Gatsby Moon Oakleaf Hydrangea is has double flowers that as the shrub matures fade from a creamy white to a light green color. Purdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hydrangea quercifolia 'Ruby Slippers' [Ruby Slippers Oakleaf Hydrangea] Purdue Plant Doctor Available
Shrub Audio Recording AvailablePurdue Plant Doctor Available Hydrangea quercifolia 'Sike’s Dwarf' [Dwarf Oakleaf Hydrangea] A unique plant with attractive flower panicles and coarse, handsome foliage. 'Sike's Dwarf'' is an excellent compact cultivar (up to 3' high and 4' wide) that has smaller leaves and flower panicles than the species type. Tops (including flower buds formed in fall) can die back when winter temperatures go much below 20 degrees F (often in Zone 6b and colder). Flowers form on previous season's growth. Thus, no flowers will appear in the… Audio Recording AvailablePurdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hydrangea quercifolia 'Snowflake' [Double Oakleaf Hydrangea] A unique plant with attractive flower panicles and large, coarse, handsome foliage. 'Snowflake' is a large cultivar (up to 8' high and 10' wide) that has large (up to 15" long) flower panicles of double sterile flowers. Tops (including flower buds formed in fall) can die back when winter temperatures go much below 20 degrees F (often in Zone 6b and colder). Flowers form on previous season's growth. Thus, no flowers will appear in… Purdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hypericum calycinum 'Brigadoon' [St. John's Wort Brigadoon] Purdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hypericum kalmianum 'Ames' [Ames Kalm St. John's Wort] Hypericum kalmianum 'Ames' is a compact, mounded deciduous shrub that produces attractive, interesting, bright yellow flowers in mid to late summer. 'Ames' is reported to have better winter hardiness than the straight species. Purdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hypericum kalmianum 'Gemo' [Gemo Kalm St. John's Wort] Hypericum kalmianum 'Gemo' is a compact, mounded deciduous shrub that produces a profusion of small, interesting, bright yellow flowers beginning late spring and continuing all the way into fall. Purdue Plant Doctor Available
Shrub Purdue Plant Doctor Available Hypericum kouytchense [Large-flowered St. John's Wort] The Large-flowered St. John's Wort is a mounded, semi-evergreen shrub with arching branches. Blooming generally begins in June and can last through September. The large, up to 2.5" diameter, bright yellow flowers are crowned by a dome of many long stamens. Some sources state that this species is synonymous with Hypericum 'Sungold'. Purdue Plant Doctor Available
Shrub Indiana Native Audio Recording AvailablePurdue Plant Doctor Available Ilex glabra [Inkberry] This species, like other hollies, is dioecious, so plant females for fruit and an occasional male for pollination. Withstands severe pruning. Winter desiccation injury to leaves occurs in exposed sites, with severe yellowing when temperatures drop below -20 degrees F. Avoid high pH soils. Indiana NativeAudio Recording AvailablePurdue Plant Doctor Available
Tree Indiana Native Audio Recording AvailablePurdue Plant Doctor Available Ilex opaca [American Holly] This species, like other hollies, is dioecious, so plant females for fruit and an occasional male for pollination. Winter desiccation injury can occur on leaves in exposed sites. Holly leaf miners are one of the major pest problems for Ilex opaca. Indiana NativeAudio Recording AvailablePurdue Plant Doctor Available