PLSC 211
HERBACEOUS
LANDSCAPE PLANTS
TEST 1
Fall 1996
Name __________________________________
This
test is composed of four parts; short answer (10 points), plant ordering (20
points), matching (30 points), and list five (40 points).
You may use either scientific or common names and spelling will not be
graded. Please write legibly so I can read your answers and if you use common
names, avoid ambiguity. Answers should be derived from the annual plant list,
Still's Herbaceous Plants, or lecture material. Still's Herbaceous Plants will
serve as the definitive source for plant characteristics.
Part
I. Short answer. (10 points).
Please answer the following question with brief, concise answers.
1.
Define an annual plant.
2.
What does the term melting-out
indicate?
3.
What is dead-heading?
4.
Define a cool-season annual.
Part
II. Plant Ordering. (20 points).
Place a 1, 2, 3, or 4 on the blank in front of the plants listed in each
questions to indicate their relative order with regard to the criteria listed.
Order
the following plants from shortest (1) to tallest (4):
1.
_______ Catharanthus
roseus
2. _______ Coleus
blumei
_______ Cleome
hasselerana
_______ Hibiscus
moscheutos
_______ Heliotropium
arborescens
_______ Lobularia
maritima
_______ Portulaca
grandiflora
_______
Sanvitalia procumbens
3.
_______ Cosmos
bipinnatus
_______ Eustoma
grandiflora
_______ Torenia
fourneri
_______ Viola
wittrockiana
Order
the following plants from the earliest to flower (1) to the latest (3) assuming
all plants are planted on 1 April and live through the year.
4.
_______
Calendula officinalis
5. _______
Dianthus caryophyllus
_______ Euphorbia
marginata
_______ Petunia
x hybrida
_______ Tagetes
erecta
_______
Salvia leucantha
Part
III. Matching (30 pts).
Fill in the appropriate letters under each category for each plant. Use
the letter from the key provided to describe each of the categories.
Please list the flower color most typical for the species.
Flower
Color
Flower
time
r
= red/pink
c = cool season annual
o
= orange
s = summer only (June, July, August)
y
= yellow
e = extended season (June to Frost)
w
= white/ cream
f =
fall (August, September, October)
b
= blue/purple/lavender
n = flower not showy
n
= not showy
Flower Color
Flower time
Antirrhinum majus
__________
__________
Bassia scoparia
__________
__________
Brassica oleracea
__________
__________
Cosmos sulphureus
__________
__________
Eschscholzia californica
__________
__________
Gomphrena globosa
__________
__________
Helianthus annuus
__________
__________
Hibiscus moscheutos
__________
__________
Impatiens wallerana
__________
__________
Matthiola incana
__________
__________
Nicotiana alata
__________
__________
Pelargonium peltatum
__________
__________
Portulaca grandiflora
__________
__________
Salvia leucantha
__________
__________
Viola x wittrockiana
__________
__________
Part
IV. List five (40 pts). List plants
that are
best suited for each of the
following questions.
1.
List five annuals that grow in full shade and have white or purple
flowers.
_________________________
_________________________
_________________________
_________________________
_________________________
2.
List five annuals with red flowers that grow in full sun and are less
than 2’ tall.
_________________________
_________________________
_________________________
_________________________
_________________________
3.
List five annuals grown for their foliage or fruit.
_________________________
_________________________
_________________________
_________________________
_________________________
4.
List five annuals suitable for commercial use that are consistent
performers, tolerant of full sun,
hot, dry conditions and have continual color June to frost.
_________________________
_________________________
_________________________
_________________________
_________________________
5.
List five summer annuals that are at least 12" tall and have yellow
flowers.
_________________________
_________________________
_________________________
_________________________
_________________________
6.
List five cool season annuals with yellow or white coloration.
_________________________
_________________________
_________________________
_________________________
_________________________
7.
List five annuals that can be used for cut flowers.
_________________________
_________________________
_________________________
_________________________
_________________________
8.
List five annuals that can grow at least 3' tall and flower in the
summer.
_________________________
_________________________
_________________________
_________________________