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Scutellaria resinosa Torr.
Resin-dot skullcap, Resinous skullcap, Shrubby skullcap, Sticky skullcap
USDA Symbol: scre3
USDA Native Status: Native to U.S.
Sticky skullcap or resinous skullcap is a compact, 10 in. by 10 in., perennial with woody stems that die back to the ground every winter. The numerous stems and the oval leaves are covered with minute hairs. Deep-violet-blue, tubular, two-lipped flowers continue to appear as stems elongate over the growing season.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Apr , May , Jun , Jul , Aug , Sep , Oct
CO , KS , NM , OK , TX Native Distribution:
N.w. & c. KS to the TX Panhandle Native Habitat:
Slopes & sandhills of prairies & plains USDA Native Status: L48(N)
Growing ConditionsWater Use: Low
Light Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Sandy loam. Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay, Limestone-based, Caliche type
Conditions Comments: This species tolerates medium drainage and some soil compaction.
BenefitUse Ornamental: Perennial
garden Conspicuous Flowers:
Stratified seed germinates well. Cuttings taken mid-spring will root with treatment. Seed Collection:
Strip dried capsules from stem
and separate the seeds with a sieve. Seed Treatment:
Moist-stratify seed at 40 degrees for 45-60 days. Commercially Avail:
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Lady Bird Johnson Wildflower Center
- Austin, TX
Herbarium Specimen(s)NPSOT 1133
Collected June 30, 1997 in Medina County by Paul CoxNPSOT 1098
Collected Apr. 23, 1997 in Bexar County by Harry Cliffe
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Record Modified: 2007-08-18
Research By: NPC