Guava Seeds – Psidium guajava
Psidium guajava • Myrtaceae • Native to Central America
Guava Seeds grow into tropical fruit trees producing fragrant flowers and sweet, aromatic guava fruits. A perfect choice for home gardens, patios, edible landscapes, and fresh culinary use.
Plant Name: White Guava Seeds
Quantity: 100 Seeds
Selected: White Guava Seeds / 100 Seeds
Germination depends on soil, temperature, moisture, and care. See our return policy for details.
At a glance
Guava can spread aggressively in warm, frost-free climates and is considered invasive in parts of Hawaii, Florida, and other tropical regions, so check local regulations before planting outdoors in the ground.
Botanical profile
Meet the Guava – Psidium guajava
Step-by-step planting
Growing guava from seed is straightforward but requires some preparation and consistent attention, especially in the early weeks when moisture and warmth are critical.
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1
Seed Preparation
Soak your Psidium guajava seeds in warm water for 24 to 48 hours before planting to soften the hard seed coat and encourage more even uptake of moisture.
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2
Choose Your Mix
Fill small pots or seed trays with a well-draining mix of perlite and potting soil in roughly equal parts, which keeps moisture present without staying soggy long enough to cause rot.
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3
Sow the Seeds
Press seeds about a quarter to half an inch deep into the moist mix, spacing them at least an inch apart if using a shared tray so roots have room to develop without tangling.
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4
Warmth Is Non-Negotiable
Place your tray or pot in a warm spot where soil temperature stays consistently between 70 and 85 degrees Fahrenheit, using a seedling heat mat if your space runs cool, since cold soil is one of the most common reasons guava germination stalls.
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5
Keep Moisture Steady
Mist the soil surface regularly to keep it evenly moist but not waterlogged, and cover with a clear plastic dome or plastic wrap to hold humidity until sprouts appear.
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6
Transplanting Seedlings
Once seedlings reach 3 to 4 inches tall and have developed their second set of true leaves, transplant each one into its own 4 to 6 inch pot with fresh well-draining soil, handling the fragile roots gently.
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7
Sun and Ongoing Guava Tree Care
Move young plants into full sun as soon as they are established, water deeply but infrequently to encourage deep root growth, and feed with a balanced fertilizer every 6 to 8 weeks through the growing season.
Year-round care
Spring
- Sow after last frost
- prepare soil with compost
Summer
- Water regularly
- feed monthly
Fall
- Harvest before frost
- store well
Winter
- Rest
- store seeds cool and dry
Full specifications
Shipping
- Orders are delivered within 8 to 16 business days.
- All orders include tracking.
- Free shipping on all orders.
- Seeds are packed in moisture-resistant, resealable foil packets.
Germination
Germination rates vary depending on climate, soil conditions, and care. Seeds perform best when planted in the right season at the correct temperature, with consistent moisture and adequate light. We take quality seriously and each batch is tested before packaging. If you have concerns about your seeds, reach out and we will do our best to help.
Frequently asked
Questions about Guava Seeds – Psidium guajava
How long do guava seeds take to germinate?
Guava seed germination time varies considerably depending on soil temperature, moisture consistency, seed freshness, and your local climate. Under warm conditions with soil temperatures around 75 to 85 degrees Fahrenheit, you might see sprouts in as few as 2 to 3 weeks, but it is not unusual for seeds to take 6 to 8 weeks or longer. Patience and consistent warmth are more important than any other factor during this stage.
Can I grow guava in a container or pot?
Yes, guava adapts well to container growing, which makes it a practical choice for gardeners in cooler climates who want to bring the tree indoors during winter. Choose a pot at least 15 to 20 gallons in size to give the root system enough room, use a well-draining mix, and be prepared to repot every couple of years as the tree grows. A container guava tree can fruit reliably as long as it gets enough light and consistent feeding.
What USDA zones are best for guava trees?
Guava grows outdoors in the ground most reliably in USDA zones 9b through 11, where hard freezes are rare or absent. In zones 8 and 9a, trees may survive light frosts but will often die back and require protection. Gardeners in cooler zones frequently grow guava in containers so the plant can be moved indoors to a bright, warm spot when temperatures drop.
How long until a guava tree fruits from seed?
Seed-grown guava trees typically take anywhere from 2 to 8 years to produce fruit, with most trees beginning to fruit around 3 to 5 years under good growing conditions. Grafted trees fruit faster, but growing from seed has its own appeal, including the natural variation in fruit character you may discover. Providing full sun, good nutrition, and consistent watering can help the tree reach maturity on the shorter end of that range.
What soil pH does guava prefer?
Guava is fairly adaptable when it comes to soil but grows most vigorously in a pH range of 5.0 to 7.0, with slightly acidic conditions around 6.0 to 6.5 being particularly favorable. If your soil or potting mix is significantly outside this range, a basic pH test from a garden center can help you decide whether to amend with lime to raise pH or sulfur to lower it. Good drainage matters more to guava than precise pH, so prioritize soil structure alongside any pH adjustments.
Do guava trees need full sun?
Guava is a genuinely sun-loving tree and performs noticeably better with at least 6 to 8 hours of direct sunlight each day. In lower light conditions the tree will still grow but tends to produce less fruit and is more prone to leggy, weak growth. When growing a container guava tree indoors during winter, placing it directly in front of a large south-facing window or supplementing with a grow light will help it hold its condition until it can go back outside.
Is guava safe for pets?
Guava fruit is generally considered non-toxic to dogs and cats, and the fruit itself is even eaten by some pets without issue. However, the leaves and bark are sometimes used in herbal preparations with active plant compounds, so it is reasonable to discourage pets from chewing on branches or foliage regularly. If you have concerns about a specific pet or situation, a call to your veterinarian is always the right move.