Find out about 17 plant varieties and how to care for them in specific zones.
More in Outdoors
Gardener's Note: All Buddleia davidii are on watch lists for invasiveness and can't be shipped to several western states.
- Deciduous shrub with gray-green foliage and dark blue spike flowers that attract butterflies
- Plant in rich, but well-drained soil; prune heavily in very early spring
- This variety reaches 4 to 5 feet in height and will spread 3 to 4 feet
- Water regularly until established; fertilize in spring
- Deadhead to reduce seedlings and prolong blooming
- Plant in full sun for best flowering
- Hardy in USDA zones 5-9:
Zone 5: Plant in spring to prevent winter heaving; plant in full sun; mulch heavily after first hard frost; avoid contact with salt; care for plant as herbaceous perennial and prune to the ground in early spring.
Zone 6: Plant in spring or early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.
Zones 7-9: Plant in early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.
How to Build a Retaining Wall (05:56)
Under-Deck Lattice (05:26)
Super Simple Laminate Ceiling (04:37)
Electrical Safety Devices (02:24)
Horse- and Gym-Themed Bedrooms (00:03:34)
Load-Bearing Beam Installation (02:54)
Door Frame and Jamb Removal (01:32)
Cabinets: Storage Accessories (00:02:08)
Flat-Screen TV Stand (02:48)
Under Stairs Closet (20:00)
Setting up a Basic DIY Toolkit 26 Photos
The Best Toys for Playful Cats and Dogs 13 Photos
How to Lay a Gravel Pathway 8 Photos
Teenage Girl's Goth-Style Bathroom 9 Photos
Pergola Pictures From Blog Cabin 2014 25 Photos
© 2014 Scripps Networks, LLC. All Rights Reserved.