Plant Encyclopedia
Search for the plant of your choice by letter or by category and region.
Plants A-Z
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Plants by Category
Quick Plant Tips
Tomatoes
Split skins are a common problem caused by irregular watering patterns.
Petunias
Annual: Grows to 6-12 inches in height and are very colorful even with stripes. Grow in all zones.
Pruning Roses
Prune your rose bushes back in the spring, but not during freezing weather.
Latest Encyclopedia Posts
The Edge of Trouble: Why Apricot Tree Leaves Turn Yellow
When apricot leaves start yellowing from the edges with brown patches appearing, your tree is sending clear distress signals. Learn to decode these symptoms and discover the science-backed solutions to restore your tree’s health before permanent damage occurs.
The Ring of Doom: Decoding Tomato Early Blight
Early Blight turns tomato leaves into nature’s dartboards with those distinctive ring patterns. But understanding what causes those bull’s-eye spots gives you the power to fight back. Get the science and the solutions in one complete guide.
Scientist Spotlight: Dr. May Berenbaum
Meet our scientist spotlight: Dr. Cassandra Quave. She doesn’t just see trees and flowers – she sees potential medicines waiting to be discovered, combining traditional knowledge with cutting-edge science to find new ways to fight antibiotic-resistant disease.