Guava

Blackjack Oak

About Guava and Blackjack Oak

Guava

Blackjack Oak

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What is

Life Span

Perennial

Type

Broadleaf Evergreen

Tree

Origin

Central America, South America

Central Asia, India, Nepal

Types

Psidium guajava,Acca sellowiana

White oak, Bluff oak, Muller oak

Number of Varieties

100600

0 40000

👆🏻

Habitat

Moist Soils, Riverbanks, Semi arid regions

Clay soil areas, Dry areas, Sandy areas

USDA Hardiness Zone

10-156-9

0 99

👆🏻

AHS Heat Zone

7-5

Sunset Zone

21,22

H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24

Habit

Oval or Rounded

Information

Plant Size

Minimum Height

30.00 cm2,286.00 cm

0 3900

👆🏻

Minimum Width

300.00 cm1,219.20 cm

0 6350

👆🏻

Plant Color

Flower Color

White

Red, Yellow green

Flower Color Modifier

Bicolor

Fruit Color

Yellow, Pink

Sandy Brown, Sienna

Leaf Color in Spring

Olive, Dark Green, Copper

Green, Light Green, Gray

Leaf Color in Summer

Olive, Dark Green

Green, Gray

Leaf Color in Fall

Olive, Dark Green

Green, Dark Green, Gray

Leaf Color in Winter

Olive, Dark Green

Dark Green, Gray

Shape

Leaf Shape

Oblong elliptic

broad, flat

Thorns

✔ ✘

Season

Plant Season

Spring, Summer, Fall, Winter

Growing Conditions

Sunlight

Partial Sun

Full Sun, Partial Sun

Growth Rate

Fast

Medium

Type of Soil

Loam

The pH of Soil

Acidic, Neutral, Alkaline

Acidic

Soil Drainage

Well drained

Average

Bloom Time

Late Spring, Early Summer

Spring

Repeat Bloomer

✔ ✘

Tolerances

Drought

Care

Where to Plant?

Ground

How to Plant?

Grafting

Seedlings, Transplanting

Plant Maintenance

Medium

Watering Plants

Watering Requirements

Average Water Needs, Does not require lot of watering

Average Water Needs

In Summer

Moderate

Lots of watering

In Spring

Less Watering

Moderate

In Winter

Less Watering

Average Water

Soil

Soil pH

Acidic, Neutral, Alkaline

Acidic

Soil Type

Loam

Soil Drainage Capacity

Well drained

Average

Sun Exposure

Partial Sun

Full Sun, Partial Sun

Pruning

Prune in early spring, Remove dead branches, Remove dead leaves

Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

Fertilize every three months, fertilize in growing season

All-Purpose Liquid Fertilizer

Pests and Diseases

Anthracnose, Bacteria wilt, Canker, Cercospora leaf spot, Red blotch, Ring spot

Red blotch

Plant Tolerance

Cold climate, Heat Tolerance, Variety of soil types

Drought

Facts

Flowers

✔ ✘

Flower Petal Number

Single

Fruits

Showy Fruit

✔ ✘

Edible Fruit

✔ ✘

Fragrance

Fragrant Flower

✔ ✘

Fragrant Fruit

✔ ✘

Fragrant Leaf

✔ ✘

Fragrant Bark/Stem

✔ ✘

Showy Foliage

✔ ✘

Showy Bark

✔ ✘

Foliage Texture

Medium

Foliage Sheen

Matte

Glossy

Evergreen

✔ ✘

Invasive

✔ ✘

Self-Sowing

✔ ✘

Attracts

Ants, Birds, Bugs

Birds

Allergy

Cold, drowsiness, Mouth itching

Pollen

Benefits

Uses

Aesthetic Uses

Showy Purposes

Beauty Benefits

Acne, Improve skin tone, Treatment of Dark Spots

Edible Uses

✔ ✘

Environmental Uses

Food for birds, Food for insects, Shadow Tree, soil stabilisation

Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife

Plant Benefits

Medicinal Uses

Diabetes, Diarrhea, Inflammation, Minerals

Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps

Part of Plant Used

Bark, Fruits, Stem

Leaves, Seeds, Wood

Other Uses

Application in Handicrafts, Beneficial species for attracting pollinators, Used as a nemiticide, Used as an insecticide, Used as firewood

Used as firewood, used for making charcoal

Used As Indoor Plant

✔ ✘

Used As Outdoor Plant

✔ ✘

Garden Design

Container, Edible, Fruit, Fruit Tree, Hedges, Houseplant, Screening, Wind Break

Feature Plant, Shade Trees

Scientific Name

Botanical Name

PSIDIUM guajava

QUERCUS leucotrichophora

Common Name

Guava Tree

Banj Oak, Blackjack Oak, Himalayan Oak

In Hindi

अमरूद [amarood]

Blackjack Oak Tree

In German

Echte Guave or Goiaba or Guava or Guayaba or Guayave

Blackjack Oak Tree

In French

Goyave or Goyavier

Blackjack Oak Tree

In Spanish

Guayaba manzana or Guayabo

Blackjack Oak Tree

In Greek

γκουάβα [nkouáva]

Blackjack Oak Tree

In Portuguese

goiaba

Blackjack Carvalho

In Polish

guawa

Blackjack Oak Tree

In Latin

Psidium guajava

Blackjack quercum ligno

Classification

Kingdom

Plantae

Phylum

Magnoliophyta

Class

Magnoliopsida

Order

Myrtales

Fagales

Family

Myrtaceae

Fagaceae

Genus

Psidium guajava

Quercus

Clade

Dicotyledonous

Angiosperms, Eudicots, Rosids

Tribe

Subfamily

Rosoideae

Number of Species

10060

1 27800

👆🏻

Properties of Guava and Blackjack Oak

Wondering what are the properties of Guava and Blackjack Oak? We provide you with everything About Guava and Blackjack Oak. Guava doesn't have thorns and Blackjack Oak doesn't have thorns. Also Guava does not have fragrant flowers. Guava has allergic reactions like Cold, drowsiness and Mouth itching and Blackjack Oak has allergic reactions like Cold, drowsiness and Mouth itching. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of Guava and Blackjack Oak and you can choose the plant having best and most benefits.

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Season and Care of Guava and Blackjack Oak

Season and care of Guava and Blackjack Oak is important to know. While considering everything about Guava and Blackjack Oak Care, growing season is an essential factor. Guava season is Spring, Summer, Fall and Winter and Blackjack Oak season is Spring, Summer, Fall and Winter. The type of soil for Guava is Loam and for Blackjack Oak is Loam while the PH of soil for Guava is Acidic, Neutral, Alkaline and for Blackjack Oak is Acidic.

Guava and Blackjack Oak Physical Information

Guava and Blackjack Oak physical information is very important for comparison. Guava height is 30.00 cm and width 300.00 cm whereas Blackjack Oak height is 2,286.00 cm and width 1,219.20 cm. The color specification of Guava and Blackjack Oak are as follows:

Guava flower color: White
Guava leaf color: Olive, Dark Green and Copper
Blackjack Oak flower color: Red and Yellow green
Blackjack Oak leaf color: Green, Light Green and Gray

Care of Guava and Blackjack Oak

Care of Guava and Blackjack Oak include pruning, fertilizers, watering etc. Guava pruning is done Prune in early spring, Remove dead branches and Remove dead leaves and Blackjack Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Guava needs Moderate and in winter, it needs Less Watering. Whereas, in summer Blackjack Oak needs Lots of watering and in winter, it needs Average Water.