Polygonum pensylvanicum - Pink knotweed (Pinkweed, Pennsylvania Smartweed) flowers
by 01_William Sep 26, 2010 1:30 PM
Close-up of the Big Seeded Smartweed bloom
by melody Sep 1, 2004 10:42 AM
Extra close shot showing the little individual flowers that make up the spike
by melody Sep 2, 2004 10:42 AM
A common garden pest here in West KY
by melody Sep 7, 2004 12:29 PM
Blooms clustered in terminal spikes at the ends of the stems can be white, pink, rose and purplish.
by htop Sep 25, 2004 1:41 PM
The are growing very thickly in a field by my house and are considered weeds by many people.
by htop Sep 24, 2004 1:41 PM
The plants are attractive growing in a mass.
by htop Sep 24, 2004 1:41 PM
The 2 to 6 inches long and 1.25 inches wide leaves can have a purple splotch in the middle.
by htop Sep 24, 2004 1:41 PM
The stems are branched, often reddish to maroon in color and swollen at the nodes.
by htop Sep 24, 2004 1:41 PM
Mature Smartweed seeds
by melody Oct 5, 2004 11:46 AM
Smartweed (Polygonum pensylvanicum)
by Equilibrium Jan 15, 2006 10:32 PM
Smartweed (Polygonum pensylvanicum)
by Equilibrium Jan 15, 2006 10:31 PM
Smartweed (Polygonum pensylvanicum)
by Equilibrium Jan 15, 2006 10:32 PM
Smartweed leaves and flowers
by TuxedoWarwick Aug 7, 2006 11:18 PM
by Magpye Sep 7, 2006 10:51 PM
Polygonum pensylvanicum - Pink knotweed (Pinkweed, Pennsylvania Smartweed) flower
by 01_William Sep 26, 2010 1:31 PM
