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Bransford, W.D. and Dolphia
Physostegia intermedia (Nutt.) Engelm. & Gray
Intermediate false dragonhead, Marsh obedient-plant, Obedient-plant, Slender false dragonhead, Spring obedient plant
Synonyms: Dracocephalum intermedium
USDA Symbol: PHIN8
USDA Native Status: Native to U.S.
The slender, 1-5 ft. stem of this perennial is solitary and usually unbranched. Its leaves are large and numerous toward the bottom, becoming progressively smaller and more widely spaced upward. Purple-streaked, lavender, funnel-shaped flowers cluster in terminal spikes.
This plant will grow in shallow, standing water. It attracts butterflies and hummingbirds.
Plant CharacteristicsDuration: Perennial Habit: Herb Size Notes:
1-5 feet. Fruit: Size Class:
Bloom InformationBloom Color: White , Pink , Purple
Bloom Time: May , Jun , Jul
AL , AR , IL , KY , LA , MO , OK , TX Native Distribution:
KY & two s. IL cos. to extreme s.e. MO, s. to LA & TX Native Habitat:
Stream banks Flood plains, Marshes, Swamps, Flood plains, bottomland USDA Native Status: L48(N)
Growing ConditionsWater Use: High
Light Requirement: Sun , Part Shade
Soil Moisture: Moist
Soil Description: Moist, heavy soils. Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay
Conditions Comments: Excellent plant when used at the edge of the water garden. Can be planted in gardens in part-shade with moist soil. Easy to grow. Good for wetland gardens and habitat. Can be used in shallow, standing water. It also has potential to be invasive.
Showy, Blooms ornamental, Bog or pond area, Water garden, Perennial
garden Use Wildlife:
Obedient plant attracts butterflies and hummingbirds. Nectar-Bees, Nectar-insects Conspicuous Flowers:
PropagationPropagation Material: Root Division
Description: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
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Mr. Smarty Plants says
Native plants for seasonal poor drainage
May 16, 2006
I have an area in my front yard that has a drainage ditch running through it. When it rains, that area stays very wet. What kind of plants available for sale will work in this situation?
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Record Modified: 2007-01-01
Research By: NPC