Horticulture Study Guide
🌿 Ideal For:
Landscape contractors
Nursery and greenhouse operators
Turfgrass managers
Urban forestry and landscape maintenance professionals
Louisiana horticulture license applicants
🎯 This study guide helps you:
Learn and retain key horticultural science concepts
Understand Louisiana-specific laws and requirements
Get familiar with common exam formats and question types
Walk into your exam prepared and confident
difference between variety and cultivar
variety - naturally occurring subgroup within species
cultivar - special group that retain their distinguishing features when propogated
importance of proper naming of plants
customer protection, legal requirements, communication between nursery and landscape pros
origins of botanical names
1. Countries of origin
2. Names of plant explorers
3. Descriptive latin terms
horticultural groupings
1. Herbaceous or woody
2. Life span
3. Leaf retention
4. Growth habit
5. Stem structure
6. Size
, 7. Form
8. Temp tender
9. Light
10. Water
11. Use
Functions of root system
anchorage, absorption, conduction, storage
functions of the stem
support, conduction, storage
xylem
water and minerals move from roots to leaves
phloem
food from leaves moves to the plant
cambium layer
tissue between xylem and phloem
girdle
circle of dead tissue around stem
nodes
areas on stems where leaves emerge
internodes
space between nodes
axillary bud
compressed dormant stem where leaf joins stem
axil
angle of the leaf
crown
where steam and root meet
forms of propogation
bulbs, corms, rhizomes, tubers, tuberous roots
functions of the leaf