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Questions tagged [pollination]

Process of pollen transfer in plants, enabling fertilization and sexual reproduction.

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6 votes
3 answers
15k views

Is it possible to preserve male squash flowers for pollination?

I have only one plant of each, Zucchini and Butternut squash. Sometimes female flowers bloom when no male flower is open. Can I somehow preserve the male flowers to pollinate by hand later ?
6 votes
1 answer
3k views

Why do my passion fruit flowers lack pollen?

I have a passion fruit plant that is about 4 years old, and all the fruit it ever given were two little cracked marbles that fell off the plant quickly. I water it regularly, I attempted to water it ...
1 vote
1 answer
173 views

Can I cross Amaryllis Belladonna and Hippeastrum?

After searching on the web, I realized that Commenters often use "Amaryllis" and "Hippeastrum" interchangeably, and it's inconclusive whether they meant Amaryllis or Hippeastrum ...
1 vote
1 answer
166 views

Do Honeyberries (Haskap or Lonicera caerulea) have separate sexes?

These plants are marketed as male and female (buy one male and several varieties of female): But, everything I've read says this plant does not have separate sexes. What's going on?
3 votes
1 answer
378 views

Why are coriander plants dying?

I have lovely coriander in my window sill. After they grew really big, the stem began withering while the bushy coriander became brown. Is it because they reached seeding stage? How can I germinate so ...
9 votes
3 answers
395 views

What can I plant to attract butterflies and other pollinators in Minnesota?

A lot of plants can pollinate themselves. Fruits: Tomatoes, Strawberries Vegetables: Peppers, Eggplant, Snap Beans, Lima Beans, Lettuce, Endive, Peas, Cabbage, Broccoli, Beets, Kohlrabi ...
2 votes
2 answers
878 views

Growing sweet corn in a small plot, spacing and sowing tips

Zone 6A I have a small plot of land 8' x 25' fully enclosed since birds are a real threat here. Soil has been amended with horse manure and tested by Penn State extension annually. The variety I sow ...
30 votes
2 answers
6k views

How do cucumbers happen? What does "very poorly pollinated cucumber" mean exactly? How can pollination be "uneven"?

This answer to Strange Fruit from Tomato Plant begins: That looks like a poorly pollinated cucumber (the type of distortion on the fruit is exactly what you'd see if pollination were uneven). ...
2 votes
1 answer
58 views

Blueberry (Rabbiteye) help

Can Pink Lemonade blueberry plants pollinate Powderblue blueberry plants and vice versa? They are both Rabbiteye blueberry plants.
1 vote
0 answers
40 views

Can the seeds of a type A avocado produce type B trees?

According to the blog for UC Master Gardener Program of Contra Costa County The avocado exhibits a type of flowering behavior known as “synchronous dichogamy.” An individual flower will open for two ...
5 votes
2 answers
623 views

Is Zanthoxylum simulans (Sichuan pepper) self-pollinating?

One can find a lot of contradicting information about this topic on the web. It would be nice to have a definite answer to this question. Does anyone have a solitary plant (with guaranteed no other ...
4 votes
2 answers
688 views

What is the fate of this sunflower? Will it produce seeds?

The sunflower in this picture is the only one that survived out of three that my kids grew from seeds as one of their school projects. At the end of the last school year, we brought them home, when ...
8 votes
3 answers
7k views

Why have only the female flowers bloomed in my pumpkin patch

I planted two Giant Atlantic pumpkin plants in my garden around 9 weeks or so ago. The male flowers where the first to show, many of them but haven't bloomed and are quite firm to the touch still. ...
1 vote
2 answers
126 views

Identifying female naranjilla flowers

How can I tell which flowers of my niranjillas are female? I thought they were self pollinating but someone suggested I may not be pollinating female ones. I can’t see any bulbous bases to any flowers ...
2 votes
1 answer
41 views

Increasing pomegranate production with second tree

We have a single pomegranate tree we planted recently. We’ve read that adding a second can greatly increase your harvest. I assume this means more than just accounting for the extra tree. How does ...
6 votes
1 answer
2k views

Does the (Malus) Prairie Fire Crabapple require cross pollination?

Does the Prairie Fire crabapple tree require cross pollination to survive? I have heard from numerous sources that if we don't plant another (different) crabapple tree next to it, it will die. However,...
3 votes
0 answers
61 views

Will a single chestnut tree produce fruit without pollination partners?

I have a single horse chestnut tree which is about 3 years old - it's yet to flower or fruit which I think is quite normal but I am curious if it will produce conkers without any other chestnuts in ...
10 votes
9 answers
20k views

Why does my Goji Berry produce many flowers but never bear fruit?

I have a 4 foot tall Goji Berry plant that has been prolifically producing flowers all year long. None of the flowers ever become fruit. I've witnessed hummingbirds poke into each flower because they ...
5 votes
2 answers
164 views

Side effects of introducing cultivated variants of a plant into an area where the wild version grows?

Plant breeders, farmers and gardening enthusiasts have for centuries been selectively breeding plants to develop plants with certain desired traits, be it larger roots or fruit, showy flowers or.... ...
2 votes
1 answer
837 views

Will different species of elderberry get the same cross pollination benefits

I recently planted a Lemon-Lace Elderberry (a Sambucus racemosa cultivar). Since I've read online that elderberries produce much more fruit if planted in multiples of different varieties, I'm looking ...
1 vote
2 answers
208 views

What is the best way to pollinate peppers?

I've got six Carolina Reaper pepper plants that I've planted from seed. Two of them have peppers (the smallest plants), and the remaining ones have flowers but are dropping them unpollinated. If I ...
3 votes
0 answers
103 views

Blueberry flowers turning black after pollination

As you can see in the picture the stem? parts of the flower is turning black after the flower dried up and fell off. They are also fall of easily when I touch them. My blueberry flowers are being ...
12 votes
3 answers
22k views

What causes flowers to fall off of a blueberry bush?

My blueberry bush's flower bells are falling off, leaving only the center stalk (stamen? pistil? whatever it is, its part of the sex organs) Is this what happens when a blueberry flower is properly ...
18 votes
12 answers
62k views

How long can a bell pepper plant thrive while maintained indoors?

I haven't found anything stating that the plant dies off after producing fruit and it is my understanding that if I keep the environmental conditions correct, continue manual pollination, and add ...
1 vote
1 answer
51 views

Do bees from different continents have different "taste"?

I live in Europe, and planted several non-native perennials, most notably: echinaceas hellenuims rudbeckias For all species, I chose several cultivars, for the sake of experimenting. Although all ...
1 vote
1 answer
176 views

How far apart can pollination partners be (fruit trees)?

I am running out of space for fruit trees - apples, pears, plums - in one location but have some more space a few tens of metres away, with a large hedge separating the two areas. To what extent does ...
4 votes
1 answer
113 views

I keep getting differing answers to this cucumber question

I was always told to remove the male flowers from a cucumber plant or the fruits will be bitter, I then read "female flowers need to be pollinated with the male flowers or the fruits will not set&...
5 votes
1 answer
9k views

Can I save a male pumpkin flower for later pollination?

I have a pumpkin that's been putting out male flowers for about 3 weeks with no females yet. I'm worried I might not have any male flowers open when the females do bloom. Can I save some male flowers ...
4 votes
1 answer
249 views

How to hand pollinate Narajilla (Lulo)?

I have been poking a little at the flowers but they are not what I am used to. I've hand pollinated many other plants with success but this flower structure is more closed off and I can't seem to ...
3 votes
1 answer
236 views

Marketmore cucumber only has female flowers

A month ago I've purchased 2 marketmore seedling from the garden center, but so far there has been no male flower. Every flower is a female flower. I googled online and did not find that there was a ...
2 votes
1 answer
101 views

Tigger Melon growing a single female flower - any hope I can make it fruit?

I have a 12-14' (mostly vertical) Tigger Melon vine growing that appears quite healthy. It has grown several male flowers in the past but currently it has it's first female flower and no visible male ...
2 votes
2 answers
119 views

Pollination from sterile plants

If pollen is taken from a "sterile" tree or plant and introduced to a fertile plant does it effect that plant in the future ie...Bradford pear, non-fruit bearing, to a fruit bearing tree Thanks Tim
1 vote
0 answers
26 views

Pollinating dragon fruit in broad daylight

Most tutorials on pollinating dragon fruit say that the flower will open past midnight. They suggest to go out with a flashlight and use a paintbrush to pollinate it. If I don’t want to screw up my ...
4 votes
3 answers
668 views

What is the result of "unpredictable" cross-pollination of beets?

I inherited a community plot this summer along with a sprinkling of second-season plants which were overlooked at harvest in the fall. I have one beet which is currently bolting (do you say bolting ...
12 votes
2 answers
6k views

What is the difference between male and female asparagus plants, and is it important for growing?

Yesterday I found a box of two asparagus plants among some bags of bulbs at a local store. I couldn't open it, so I don't know what they look like, but the box was about 6 inches tall and 3 inches ...
7 votes
3 answers
7k views

Deer ate my lily buds last year. Will the bulbs survive this year?

My mother has been raising an ever-growing family of lilies of various colors for the past 15 years. In the previous house, they would grow to almost 6-foot tall while in the new house (which gets a ...
1 vote
1 answer
94 views

What cherry variety to chose to cross-pollinate

I recently bought (by mistake) a variety of cherry tree (Ohio beauty) that is not self-pollinating. I live in the city, in the 15th floor, and I have a large balcony on which I want to grow a few ...
1 vote
0 answers
130 views

Is there a name for the tall reproductive grass stems?

I noticed that not all grass stems seems to be used for reproduction. When growing freely, it seems there are two heights of grass: there's the main ground-cover (stolon or tillers, maybe?), and ...
1 vote
2 answers
290 views

Can tepary beans cross-pollinate with common beans?

I've bought seeds for an open-pollinated heirloom variety of tepary beans (phaseolus acutifolius). The seeds I collect from the mature plants should yield the exact same variety. However, is there ...
3 votes
1 answer
324 views

Lemon Cucumbers Pollinating Pickling Cucumbers

This year I tried to grow two cucumbers. Lemon and Pickling cucumbers. However I am only seeing Lemon Cucumbers show up on all of the vines. Would cross pollination cause the other vines to grow Lemon ...
3 votes
1 answer
591 views

Neem oil and pollination

I'm planing to use neem oil as insect repellent on my plants (mostly vegetables) but there is one thing that is puzzling me: If neem oil is efficient insect repellent does it have negative effect on ...
2 votes
0 answers
40 views

Could date palm pollen sold as a food supplement pollinate a female plant?

I’m trying to obtain date palm pollen to pollinate a female date palm. However I have no access to a male date palm. I’ve seen bags of date palm pollen being sold online as a health supplement; would ...
1 vote
1 answer
5k views

Chilli plant not bearing fruits

My Chilli ( type, unknown) plant has 30+ flowers but no fruits. It has couple more symptoms which might be related. Would appreciate any help solving this. It is outdoor. I do see insects hopping ...
3 votes
1 answer
592 views

Venus flytrap pollination

I've just found out that my Venus flytraps (dionaea muscipula) is going growing several flowers this year. I was wondering if it's worth trying to cross-pollinate them. In that case: how? when? It ...
4 votes
1 answer
2k views

Corn already has tassel but not female flowers

I have 5 corn plants growing on my garden, one of them (the tallest) already has a tassel, and today I moved it a bit and saw pollen falling from it. But the plant has no female flowers to pollinate. ...
6 votes
3 answers
253 views

Brassicas seed saving

I plan on growing a few different brassicas such as cabbages and bok choy, and I'd like to collect seeds from these open pollinated varieties so that I don't have to keep buying seeds. How do I ...
2 votes
2 answers
2k views

Can I successfully cross-pollinate different species of Aloe?

Okay, I have the big guy from this question, and the little guy from this question. I believe, from their different growth habits, flowers, and mature sizes that these are different species. I have ...
3 votes
1 answer
273 views

Can self-pollinating plants cross-pollinate?

I recently purchased a top hat blueberry shrub. According to the leaflet it came with, it is self-pollinating. Does this mean that it can self-pollinate, or that it only self-pollinates? Would getting ...
7 votes
1 answer
684 views

Can a topworked female pistachio tree be pollinated by grafting a male bud or scion?

If one has female pistachio trees coming into bearing age, can they be pollinated by grafting a male bud or scion onto a topworked female? If so, assuming it's done early in grafting season and with ...
3 votes
1 answer
88 views

What is this tree and do I need a pollinating partner?

I recently moved and I found this tree/shrub in my backyard. It is about 1.2m tall It produced a single fruit which looked a lot like a cherry, although it had plenty of flowers. My main question ...